Home / 45,959.07-63,421.88-28,083.99

Finding the Fourth Proportional to 45,959.07, 63,421.88 and 28,083.99

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Solution

The fourth proportional to 45,959.07, 63,421.88 and 28,083.99 is: 38,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,959.07 : 63,421.88 = 28,083.99 : x
  2. Step 2: Convert to fraction form
    45,959.07/63,421.88 = 28,083.99/x
  3. Step 3: Cross multiply
    45,959.07x = 63,421.88 × 28,083.99
  4. Step 4: Simplify right side
    45,959.07x = 1,781,139,443.70
  5. Step 5: Solve for x
    x = 1,781,139,443.70/45,959.07
  6. Step 6: Final answer
    x = 38,754.91

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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.