Home / 52,647.02-72,654.05-28,775.24

Finding the Fourth Proportional to 52,647.02, 72,654.05 and 28,775.24

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Solution

The fourth proportional to 52,647.02, 72,654.05 and 28,775.24 is: 39,710.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,647.02 : 72,654.05 = 28,775.24 : x
  2. Step 2: Convert to fraction form
    52,647.02/72,654.05 = 28,775.24/x
  3. Step 3: Cross multiply
    52,647.02x = 72,654.05 × 28,775.24
  4. Step 4: Simplify right side
    52,647.02x = 2,090,637,725.72
  5. Step 5: Solve for x
    x = 2,090,637,725.72/52,647.02
  6. Step 6: Final answer
    x = 39,710.47

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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.