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Finding the Fourth Proportional to 15,876.04, 23,814.06 and 5,482.12

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Solution

The fourth proportional to 15,876.04, 23,814.06 and 5,482.12 is: 8,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,876.04 : 23,814.06 = 5,482.12 : x
  2. Step 2: Convert to fraction form
    15,876.04/23,814.06 = 5,482.12/x
  3. Step 3: Cross multiply
    15,876.04x = 23,814.06 × 5,482.12
  4. Step 4: Simplify right side
    15,876.04x = 130,551,534.61
  5. Step 5: Solve for x
    x = 130,551,534.61/15,876.04
  6. Step 6: Final answer
    x = 8,223.18

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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.