Home / 35,632.52-53,456.87-18,983.78

Finding the Fourth Proportional to 35,632.52, 53,456.87 and 18,983.78

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Solution

The fourth proportional to 35,632.52, 53,456.87 and 18,983.78 is: 28,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,632.52 : 53,456.87 = 18,983.78 : x
  2. Step 2: Convert to fraction form
    35,632.52/53,456.87 = 18,983.78/x
  3. Step 3: Cross multiply
    35,632.52x = 53,456.87 × 18,983.78
  4. Step 4: Simplify right side
    35,632.52x = 1,014,813,459.57
  5. Step 5: Solve for x
    x = 1,014,813,459.57/35,632.52
  6. Step 6: Final answer
    x = 28,479.98

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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.