Home / 47,254.57-65,208.77-28,155.98

Finding the Fourth Proportional to 47,254.57, 65,208.77 and 28,155.98

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Solution

The fourth proportional to 47,254.57, 65,208.77 and 28,155.98 is: 38,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,254.57 : 65,208.77 = 28,155.98 : x
  2. Step 2: Convert to fraction form
    47,254.57/65,208.77 = 28,155.98/x
  3. Step 3: Cross multiply
    47,254.57x = 65,208.77 × 28,155.98
  4. Step 4: Simplify right side
    47,254.57x = 1,836,016,823.94
  5. Step 5: Solve for x
    x = 1,836,016,823.94/47,254.57
  6. Step 6: Final answer
    x = 38,853.74

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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.