Home / 14,359.60-21,532.92-5,125.84

Finding the Fourth Proportional to 14,359.60, 21,532.92 and 5,125.84

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Solution

The fourth proportional to 14,359.60, 21,532.92 and 5,125.84 is: 7,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.60 : 21,532.92 = 5,125.84 : x
  2. Step 2: Convert to fraction form
    14,359.60/21,532.92 = 5,125.84/x
  3. Step 3: Cross multiply
    14,359.60x = 21,532.92 × 5,125.84
  4. Step 4: Simplify right side
    14,359.60x = 110,374,302.65
  5. Step 5: Solve for x
    x = 110,374,302.65/14,359.60
  6. Step 6: Final answer
    x = 7,686.45

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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.