Home / 22,595.60-31,184.12-12,527.30

Finding the Fourth Proportional to 22,595.60, 31,184.12 and 12,527.30

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Solution

The fourth proportional to 22,595.60, 31,184.12 and 12,527.30 is: 17,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,595.60 : 31,184.12 = 12,527.30 : x
  2. Step 2: Convert to fraction form
    22,595.60/31,184.12 = 12,527.30/x
  3. Step 3: Cross multiply
    22,595.60x = 31,184.12 × 12,527.30
  4. Step 4: Simplify right side
    22,595.60x = 390,652,826.48
  5. Step 5: Solve for x
    x = 390,652,826.48/22,595.60
  6. Step 6: Final answer
    x = 17,288.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.