Home / 47,648.32-65,733.12-29,747.76

Finding the Fourth Proportional to 47,648.32, 65,733.12 and 29,747.76

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Solution

The fourth proportional to 47,648.32, 65,733.12 and 29,747.76 is: 41,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,648.32 : 65,733.12 = 29,747.76 : x
  2. Step 2: Convert to fraction form
    47,648.32/65,733.12 = 29,747.76/x
  3. Step 3: Cross multiply
    47,648.32x = 65,733.12 × 29,747.76
  4. Step 4: Simplify right side
    47,648.32x = 1,955,413,077.81
  5. Step 5: Solve for x
    x = 1,955,413,077.81/47,648.32
  6. Step 6: Final answer
    x = 41,038.45

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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.