Home / 19,557.60-26,984.28-11,593.20

Finding the Fourth Proportional to 19,557.60, 26,984.28 and 11,593.20

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Solution

The fourth proportional to 19,557.60, 26,984.28 and 11,593.20 is: 15,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.60 : 26,984.28 = 11,593.20 : x
  2. Step 2: Convert to fraction form
    19,557.60/26,984.28 = 11,593.20/x
  3. Step 3: Cross multiply
    19,557.60x = 26,984.28 × 11,593.20
  4. Step 4: Simplify right side
    19,557.60x = 312,834,154.90
  5. Step 5: Solve for x
    x = 312,834,154.90/19,557.60
  6. Step 6: Final answer
    x = 15,995.53

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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.