Home / 14,666.16-22,003.56-5,430

Finding the Fourth Proportional to 14,666.16, 22,003.56 and 5,430

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Solution

The fourth proportional to 14,666.16, 22,003.56 and 5,430 is: 8,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666.16 : 22,003.56 = 5,430 : x
  2. Step 2: Convert to fraction form
    14,666.16/22,003.56 = 5,430/x
  3. Step 3: Cross multiply
    14,666.16x = 22,003.56 × 5,430
  4. Step 4: Simplify right side
    14,666.16x = 119,479,330.80
  5. Step 5: Solve for x
    x = 119,479,330.80/14,666.16
  6. Step 6: Final answer
    x = 8,146.60

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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.