Home / 14,306.76-21,430.62-10,613.16

Finding the Fourth Proportional to 14,306.76, 21,430.62 and 10,613.16

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Solution

The fourth proportional to 14,306.76, 21,430.62 and 10,613.16 is: 15,897.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.76 : 21,430.62 = 10,613.16 : x
  2. Step 2: Convert to fraction form
    14,306.76/21,430.62 = 10,613.16/x
  3. Step 3: Cross multiply
    14,306.76x = 21,430.62 × 10,613.16
  4. Step 4: Simplify right side
    14,306.76x = 227,446,598.96
  5. Step 5: Solve for x
    x = 227,446,598.96/14,306.76
  6. Step 6: Final answer
    x = 15,897.84

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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.