Home / 42,507.33-63,763.26-12,922.93

Finding the Fourth Proportional to 42,507.33, 63,763.26 and 12,922.93

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Solution

The fourth proportional to 42,507.33, 63,763.26 and 12,922.93 is: 19,385.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,507.33 : 63,763.26 = 12,922.93 : x
  2. Step 2: Convert to fraction form
    42,507.33/63,763.26 = 12,922.93/x
  3. Step 3: Cross multiply
    42,507.33x = 63,763.26 × 12,922.93
  4. Step 4: Simplify right side
    42,507.33x = 824,008,145.55
  5. Step 5: Solve for x
    x = 824,008,145.55/42,507.33
  6. Step 6: Final answer
    x = 19,385.08

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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.