Home / 37,782.40-56,695.20-14,425.60

Finding the Fourth Proportional to 37,782.40, 56,695.20 and 14,425.60

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Solution

The fourth proportional to 37,782.40, 56,695.20 and 14,425.60 is: 21,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,782.40 : 56,695.20 = 14,425.60 : x
  2. Step 2: Convert to fraction form
    37,782.40/56,695.20 = 14,425.60/x
  3. Step 3: Cross multiply
    37,782.40x = 56,695.20 × 14,425.60
  4. Step 4: Simplify right side
    37,782.40x = 817,862,277.12
  5. Step 5: Solve for x
    x = 817,862,277.12/37,782.40
  6. Step 6: Final answer
    x = 21,646.65

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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.