Home / 15,806.52-23,714.10-5,419.08

Finding the Fourth Proportional to 15,806.52, 23,714.10 and 5,419.08

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Solution

The fourth proportional to 15,806.52, 23,714.10 and 5,419.08 is: 8,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,806.52 : 23,714.10 = 5,419.08 : x
  2. Step 2: Convert to fraction form
    15,806.52/23,714.10 = 5,419.08/x
  3. Step 3: Cross multiply
    15,806.52x = 23,714.10 × 5,419.08
  4. Step 4: Simplify right side
    15,806.52x = 128,508,605.03
  5. Step 5: Solve for x
    x = 128,508,605.03/15,806.52
  6. Step 6: Final answer
    x = 8,130.10

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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.