Home / 37,376.92-56,065.38-13,689.28

Finding the Fourth Proportional to 37,376.92, 56,065.38 and 13,689.28

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Solution

The fourth proportional to 37,376.92, 56,065.38 and 13,689.28 is: 20,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,376.92 : 56,065.38 = 13,689.28 : x
  2. Step 2: Convert to fraction form
    37,376.92/56,065.38 = 13,689.28/x
  3. Step 3: Cross multiply
    37,376.92x = 56,065.38 × 13,689.28
  4. Step 4: Simplify right side
    37,376.92x = 767,494,685.13
  5. Step 5: Solve for x
    x = 767,494,685.13/37,376.92
  6. Step 6: Final answer
    x = 20,533.92

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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.