Home / 14,988.16-22,457.42-13,442.88

Finding the Fourth Proportional to 14,988.16, 22,457.42 and 13,442.88

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Solution

The fourth proportional to 14,988.16, 22,457.42 and 13,442.88 is: 20,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.16 : 22,457.42 = 13,442.88 : x
  2. Step 2: Convert to fraction form
    14,988.16/22,457.42 = 13,442.88/x
  3. Step 3: Cross multiply
    14,988.16x = 22,457.42 × 13,442.88
  4. Step 4: Simplify right side
    14,988.16x = 301,892,343.26
  5. Step 5: Solve for x
    x = 301,892,343.26/14,988.16
  6. Step 6: Final answer
    x = 20,142.06

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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.