Home / 42,220.36-63,347.28-15,932.08

Finding the Fourth Proportional to 42,220.36, 63,347.28 and 15,932.08

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Solution

The fourth proportional to 42,220.36, 63,347.28 and 15,932.08 is: 23,904.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,220.36 : 63,347.28 = 15,932.08 : x
  2. Step 2: Convert to fraction form
    42,220.36/63,347.28 = 15,932.08/x
  3. Step 3: Cross multiply
    42,220.36x = 63,347.28 × 15,932.08
  4. Step 4: Simplify right side
    42,220.36x = 1,009,253,932.74
  5. Step 5: Solve for x
    x = 1,009,253,932.74/42,220.36
  6. Step 6: Final answer
    x = 23,904.44

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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.