Home / 37,429.60-51,656.48-27,981.76

Finding the Fourth Proportional to 37,429.60, 51,656.48 and 27,981.76

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Solution

The fourth proportional to 37,429.60, 51,656.48 and 27,981.76 is: 38,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,429.60 : 51,656.48 = 27,981.76 : x
  2. Step 2: Convert to fraction form
    37,429.60/51,656.48 = 27,981.76/x
  3. Step 3: Cross multiply
    37,429.60x = 51,656.48 × 27,981.76
  4. Step 4: Simplify right side
    37,429.60x = 1,445,439,225.80
  5. Step 5: Solve for x
    x = 1,445,439,225.80/37,429.60
  6. Step 6: Final answer
    x = 38,617.54

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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.