Home / 47,850.67-66,026.89-28,726.39

Finding the Fourth Proportional to 47,850.67, 66,026.89 and 28,726.39

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Solution

The fourth proportional to 47,850.67, 66,026.89 and 28,726.39 is: 39,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,850.67 : 66,026.89 = 28,726.39 : x
  2. Step 2: Convert to fraction form
    47,850.67/66,026.89 = 28,726.39/x
  3. Step 3: Cross multiply
    47,850.67x = 66,026.89 × 28,726.39
  4. Step 4: Simplify right side
    47,850.67x = 1,896,714,192.63
  5. Step 5: Solve for x
    x = 1,896,714,192.63/47,850.67
  6. Step 6: Final answer
    x = 39,638.20

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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.