Home / 45,947.49-63,418.47-28,057.52

Finding the Fourth Proportional to 45,947.49, 63,418.47 and 28,057.52

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Solution

The fourth proportional to 45,947.49, 63,418.47 and 28,057.52 is: 38,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,947.49 : 63,418.47 = 28,057.52 : x
  2. Step 2: Convert to fraction form
    45,947.49/63,418.47 = 28,057.52/x
  3. Step 3: Cross multiply
    45,947.49x = 63,418.47 × 28,057.52
  4. Step 4: Simplify right side
    45,947.49x = 1,779,364,673.30
  5. Step 5: Solve for x
    x = 1,779,364,673.30/45,947.49
  6. Step 6: Final answer
    x = 38,726.05

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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.