Home / 42,925.65-64,388.48-19,597.65

Finding the Fourth Proportional to 42,925.65, 64,388.48 and 19,597.65

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Solution

The fourth proportional to 42,925.65, 64,388.48 and 19,597.65 is: 29,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,925.65 : 64,388.48 = 19,597.65 : x
  2. Step 2: Convert to fraction form
    42,925.65/64,388.48 = 19,597.65/x
  3. Step 3: Cross multiply
    42,925.65x = 64,388.48 × 19,597.65
  4. Step 4: Simplify right side
    42,925.65x = 1,261,862,797.08
  5. Step 5: Solve for x
    x = 1,261,862,797.08/42,925.65
  6. Step 6: Final answer
    x = 29,396.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.