Home / 52,265.02-78,399.02-12,822.10

Finding the Fourth Proportional to 52,265.02, 78,399.02 and 12,822.10

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Solution

The fourth proportional to 52,265.02, 78,399.02 and 12,822.10 is: 19,233.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,265.02 : 78,399.02 = 12,822.10 : x
  2. Step 2: Convert to fraction form
    52,265.02/78,399.02 = 12,822.10/x
  3. Step 3: Cross multiply
    52,265.02x = 78,399.02 × 12,822.10
  4. Step 4: Simplify right side
    52,265.02x = 1,005,240,074.34
  5. Step 5: Solve for x
    x = 1,005,240,074.34/52,265.02
  6. Step 6: Final answer
    x = 19,233.52

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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.