Home / 37,288.86-55,943.04-13,915.50

Finding the Fourth Proportional to 37,288.86, 55,943.04 and 13,915.50

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Solution

The fourth proportional to 37,288.86, 55,943.04 and 13,915.50 is: 20,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,288.86 : 55,943.04 = 13,915.50 : x
  2. Step 2: Convert to fraction form
    37,288.86/55,943.04 = 13,915.50/x
  3. Step 3: Cross multiply
    37,288.86x = 55,943.04 × 13,915.50
  4. Step 4: Simplify right side
    37,288.86x = 778,475,373.12
  5. Step 5: Solve for x
    x = 778,475,373.12/37,288.86
  6. Step 6: Final answer
    x = 20,876.89

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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.