Home / 39,251.12-58,901.65-14,288.74

Finding the Fourth Proportional to 39,251.12, 58,901.65 and 14,288.74

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Solution

The fourth proportional to 39,251.12, 58,901.65 and 14,288.74 is: 21,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,251.12 : 58,901.65 = 14,288.74 : x
  2. Step 2: Convert to fraction form
    39,251.12/58,901.65 = 14,288.74/x
  3. Step 3: Cross multiply
    39,251.12x = 58,901.65 × 14,288.74
  4. Step 4: Simplify right side
    39,251.12x = 841,630,179.45
  5. Step 5: Solve for x
    x = 841,630,179.45/39,251.12
  6. Step 6: Final answer
    x = 21,442.20

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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.