Home / 42,188.65-58,218.20-23,322.13

Finding the Fourth Proportional to 42,188.65, 58,218.20 and 23,322.13

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Solution

The fourth proportional to 42,188.65, 58,218.20 and 23,322.13 is: 32,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,188.65 : 58,218.20 = 23,322.13 : x
  2. Step 2: Convert to fraction form
    42,188.65/58,218.20 = 23,322.13/x
  3. Step 3: Cross multiply
    42,188.65x = 58,218.20 × 23,322.13
  4. Step 4: Simplify right side
    42,188.65x = 1,357,772,428.77
  5. Step 5: Solve for x
    x = 1,357,772,428.77/42,188.65
  6. Step 6: Final answer
    x = 32,183.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.