Home / 37,945.20-56,917.80-14,572.20

Finding the Fourth Proportional to 37,945.20, 56,917.80 and 14,572.20

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Solution

The fourth proportional to 37,945.20, 56,917.80 and 14,572.20 is: 21,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,945.20 : 56,917.80 = 14,572.20 : x
  2. Step 2: Convert to fraction form
    37,945.20/56,917.80 = 14,572.20/x
  3. Step 3: Cross multiply
    37,945.20x = 56,917.80 × 14,572.20
  4. Step 4: Simplify right side
    37,945.20x = 829,417,565.16
  5. Step 5: Solve for x
    x = 829,417,565.16/37,945.20
  6. Step 6: Final answer
    x = 21,858.30

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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.