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Finding the Fourth Proportional to 46,157.76, 69,244.80 and 14,987.52

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Solution

The fourth proportional to 46,157.76, 69,244.80 and 14,987.52 is: 22,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,157.76 : 69,244.80 = 14,987.52 : x
  2. Step 2: Convert to fraction form
    46,157.76/69,244.80 = 14,987.52/x
  3. Step 3: Cross multiply
    46,157.76x = 69,244.80 × 14,987.52
  4. Step 4: Simplify right side
    46,157.76x = 1,037,807,824.90
  5. Step 5: Solve for x
    x = 1,037,807,824.90/46,157.76
  6. Step 6: Final answer
    x = 22,483.93

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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.