Home / 43,024.12-64,545.28-13,444.18

Finding the Fourth Proportional to 43,024.12, 64,545.28 and 13,444.18

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Solution

The fourth proportional to 43,024.12, 64,545.28 and 13,444.18 is: 20,169.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,024.12 : 64,545.28 = 13,444.18 : x
  2. Step 2: Convert to fraction form
    43,024.12/64,545.28 = 13,444.18/x
  3. Step 3: Cross multiply
    43,024.12x = 64,545.28 × 13,444.18
  4. Step 4: Simplify right side
    43,024.12x = 867,758,362.47
  5. Step 5: Solve for x
    x = 867,758,362.47/43,024.12
  6. Step 6: Final answer
    x = 20,169.11

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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.