Home / 35,655.62-49,209.93-20,545.34

Finding the Fourth Proportional to 35,655.62, 49,209.93 and 20,545.34

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Solution

The fourth proportional to 35,655.62, 49,209.93 and 20,545.34 is: 28,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,655.62 : 49,209.93 = 20,545.34 : x
  2. Step 2: Convert to fraction form
    35,655.62/49,209.93 = 20,545.34/x
  3. Step 3: Cross multiply
    35,655.62x = 49,209.93 × 20,545.34
  4. Step 4: Simplify right side
    35,655.62x = 1,011,034,497.18
  5. Step 5: Solve for x
    x = 1,011,034,497.18/35,655.62
  6. Step 6: Final answer
    x = 28,355.55

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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.