Home / 39,470.59-59,205.05-12,816.55

Finding the Fourth Proportional to 39,470.59, 59,205.05 and 12,816.55

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Solution

The fourth proportional to 39,470.59, 59,205.05 and 12,816.55 is: 19,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,470.59 : 59,205.05 = 12,816.55 : x
  2. Step 2: Convert to fraction form
    39,470.59/59,205.05 = 12,816.55/x
  3. Step 3: Cross multiply
    39,470.59x = 59,205.05 × 12,816.55
  4. Step 4: Simplify right side
    39,470.59x = 758,804,483.58
  5. Step 5: Solve for x
    x = 758,804,483.58/39,470.59
  6. Step 6: Final answer
    x = 19,224.55

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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.