Home / 51,417.60-77,126.40-29,237.76

Finding the Fourth Proportional to 51,417.60, 77,126.40 and 29,237.76

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Solution

The fourth proportional to 51,417.60, 77,126.40 and 29,237.76 is: 43,856.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,417.60 : 77,126.40 = 29,237.76 : x
  2. Step 2: Convert to fraction form
    51,417.60/77,126.40 = 29,237.76/x
  3. Step 3: Cross multiply
    51,417.60x = 77,126.40 × 29,237.76
  4. Step 4: Simplify right side
    51,417.60x = 2,255,003,172.86
  5. Step 5: Solve for x
    x = 2,255,003,172.86/51,417.60
  6. Step 6: Final answer
    x = 43,856.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.