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Finding the Fourth Proportional to 52,888.32, 72,985.44 and 29,014.83

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Solution

The fourth proportional to 52,888.32, 72,985.44 and 29,014.83 is: 40,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,888.32 : 72,985.44 = 29,014.83 : x
  2. Step 2: Convert to fraction form
    52,888.32/72,985.44 = 29,014.83/x
  3. Step 3: Cross multiply
    52,888.32x = 72,985.44 × 29,014.83
  4. Step 4: Simplify right side
    52,888.32x = 2,117,660,134.08
  5. Step 5: Solve for x
    x = 2,117,660,134.08/52,888.32
  6. Step 6: Final answer
    x = 40,040.22

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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.