Home / 19,085.31-26,337.20-10,587.39

Finding the Fourth Proportional to 19,085.31, 26,337.20 and 10,587.39

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Solution

The fourth proportional to 19,085.31, 26,337.20 and 10,587.39 is: 14,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085.31 : 26,337.20 = 10,587.39 : x
  2. Step 2: Convert to fraction form
    19,085.31/26,337.20 = 10,587.39/x
  3. Step 3: Cross multiply
    19,085.31x = 26,337.20 × 10,587.39
  4. Step 4: Simplify right side
    19,085.31x = 278,842,154.97
  5. Step 5: Solve for x
    x = 278,842,154.97/19,085.31
  6. Step 6: Final answer
    x = 14,610.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.