Home / 31,665.61-47,503.28-10,884.25

Finding the Fourth Proportional to 31,665.61, 47,503.28 and 10,884.25

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Solution

The fourth proportional to 31,665.61, 47,503.28 and 10,884.25 is: 16,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,665.61 : 47,503.28 = 10,884.25 : x
  2. Step 2: Convert to fraction form
    31,665.61/47,503.28 = 10,884.25/x
  3. Step 3: Cross multiply
    31,665.61x = 47,503.28 × 10,884.25
  4. Step 4: Simplify right side
    31,665.61x = 517,037,575.34
  5. Step 5: Solve for x
    x = 517,037,575.34/31,665.61
  6. Step 6: Final answer
    x = 16,328.05

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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.