Home / 56,599.68-84,899.20-14,479.70

Finding the Fourth Proportional to 56,599.68, 84,899.20 and 14,479.70

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Solution

The fourth proportional to 56,599.68, 84,899.20 and 14,479.70 is: 21,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,599.68 : 84,899.20 = 14,479.70 : x
  2. Step 2: Convert to fraction form
    56,599.68/84,899.20 = 14,479.70/x
  3. Step 3: Cross multiply
    56,599.68x = 84,899.20 × 14,479.70
  4. Step 4: Simplify right side
    56,599.68x = 1,229,314,946.24
  5. Step 5: Solve for x
    x = 1,229,314,946.24/56,599.68
  6. Step 6: Final answer
    x = 21,719.47

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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.