Home / 15,079.13-22,622.34-4,690.88

Finding the Fourth Proportional to 15,079.13, 22,622.34 and 4,690.88

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Solution

The fourth proportional to 15,079.13, 22,622.34 and 4,690.88 is: 7,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,079.13 : 22,622.34 = 4,690.88 : x
  2. Step 2: Convert to fraction form
    15,079.13/22,622.34 = 4,690.88/x
  3. Step 3: Cross multiply
    15,079.13x = 22,622.34 × 4,690.88
  4. Step 4: Simplify right side
    15,079.13x = 106,118,569.15
  5. Step 5: Solve for x
    x = 106,118,569.15/15,079.13
  6. Step 6: Final answer
    x = 7,037.45

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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.