Home / 42,437.45-63,634.30-17,472.84

Finding the Fourth Proportional to 42,437.45, 63,634.30 and 17,472.84

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Solution

The fourth proportional to 42,437.45, 63,634.30 and 17,472.84 is: 26,200.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,437.45 : 63,634.30 = 17,472.84 : x
  2. Step 2: Convert to fraction form
    42,437.45/63,634.30 = 17,472.84/x
  3. Step 3: Cross multiply
    42,437.45x = 63,634.30 × 17,472.84
  4. Step 4: Simplify right side
    42,437.45x = 1,111,871,942.41
  5. Step 5: Solve for x
    x = 1,111,871,942.41/42,437.45
  6. Step 6: Final answer
    x = 26,200.25

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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.