Home / 52,889.12-72,983.28-29,015.24

Finding the Fourth Proportional to 52,889.12, 72,983.28 and 29,015.24

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Solution

The fourth proportional to 52,889.12, 72,983.28 and 29,015.24 is: 40,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,889.12 : 72,983.28 = 29,015.24 : x
  2. Step 2: Convert to fraction form
    52,889.12/72,983.28 = 29,015.24/x
  3. Step 3: Cross multiply
    52,889.12x = 72,983.28 × 29,015.24
  4. Step 4: Simplify right side
    52,889.12x = 2,117,627,385.19
  5. Step 5: Solve for x
    x = 2,117,627,385.19/52,889.12
  6. Step 6: Final answer
    x = 40,039.00

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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.