Home / 37,371.28-56,064.92-13,678.72

Finding the Fourth Proportional to 37,371.28, 56,064.92 and 13,678.72

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Solution

The fourth proportional to 37,371.28, 56,064.92 and 13,678.72 is: 20,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,371.28 : 56,064.92 = 13,678.72 : x
  2. Step 2: Convert to fraction form
    37,371.28/56,064.92 = 13,678.72/x
  3. Step 3: Cross multiply
    37,371.28x = 56,064.92 × 13,678.72
  4. Step 4: Simplify right side
    37,371.28x = 766,896,342.50
  5. Step 5: Solve for x
    x = 766,896,342.50/37,371.28
  6. Step 6: Final answer
    x = 20,521.01

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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.