Home / 39,938.88-59,909.76-14,976.40

Finding the Fourth Proportional to 39,938.88, 59,909.76 and 14,976.40

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Solution

The fourth proportional to 39,938.88, 59,909.76 and 14,976.40 is: 22,465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.88 : 59,909.76 = 14,976.40 : x
  2. Step 2: Convert to fraction form
    39,938.88/59,909.76 = 14,976.40/x
  3. Step 3: Cross multiply
    39,938.88x = 59,909.76 × 14,976.40
  4. Step 4: Simplify right side
    39,938.88x = 897,232,529.66
  5. Step 5: Solve for x
    x = 897,232,529.66/39,938.88
  6. Step 6: Final answer
    x = 22,465.14

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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.