Home / 42,623.39-63,932.77-13,041.22

Finding the Fourth Proportional to 42,623.39, 63,932.77 and 13,041.22

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Solution

The fourth proportional to 42,623.39, 63,932.77 and 13,041.22 is: 19,561.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623.39 : 63,932.77 = 13,041.22 : x
  2. Step 2: Convert to fraction form
    42,623.39/63,932.77 = 13,041.22/x
  3. Step 3: Cross multiply
    42,623.39x = 63,932.77 × 13,041.22
  4. Step 4: Simplify right side
    42,623.39x = 833,761,318.78
  5. Step 5: Solve for x
    x = 833,761,318.78/42,623.39
  6. Step 6: Final answer
    x = 19,561.12

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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.