Home / 51,330.60-70,824.12-29,807.55

Finding the Fourth Proportional to 51,330.60, 70,824.12 and 29,807.55

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Solution

The fourth proportional to 51,330.60, 70,824.12 and 29,807.55 is: 41,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,330.60 : 70,824.12 = 29,807.55 : x
  2. Step 2: Convert to fraction form
    51,330.60/70,824.12 = 29,807.55/x
  3. Step 3: Cross multiply
    51,330.60x = 70,824.12 × 29,807.55
  4. Step 4: Simplify right side
    51,330.60x = 2,111,093,498.11
  5. Step 5: Solve for x
    x = 2,111,093,498.11/51,330.60
  6. Step 6: Final answer
    x = 41,127.39

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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.