Home / 45,753.24-63,130.49-28,747.63

Finding the Fourth Proportional to 45,753.24, 63,130.49 and 28,747.63

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Solution

The fourth proportional to 45,753.24, 63,130.49 and 28,747.63 is: 39,666.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,753.24 : 63,130.49 = 28,747.63 : x
  2. Step 2: Convert to fraction form
    45,753.24/63,130.49 = 28,747.63/x
  3. Step 3: Cross multiply
    45,753.24x = 63,130.49 × 28,747.63
  4. Step 4: Simplify right side
    45,753.24x = 1,814,851,968.24
  5. Step 5: Solve for x
    x = 1,814,851,968.24/45,753.24
  6. Step 6: Final answer
    x = 39,666.09

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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.