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Finding the Fourth Proportional to 46,649.52, 69,985.12 and 15,484.88

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Solution

The fourth proportional to 46,649.52, 69,985.12 and 15,484.88 is: 23,230.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,649.52 : 69,985.12 = 15,484.88 : x
  2. Step 2: Convert to fraction form
    46,649.52/69,985.12 = 15,484.88/x
  3. Step 3: Cross multiply
    46,649.52x = 69,985.12 × 15,484.88
  4. Step 4: Simplify right side
    46,649.52x = 1,083,711,184.99
  5. Step 5: Solve for x
    x = 1,083,711,184.99/46,649.52
  6. Step 6: Final answer
    x = 23,230.92

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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.