Home / 53,789.00-80,627.90-20,500.13

Finding the Fourth Proportional to 53,789.00, 80,627.90 and 20,500.13

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Solution

The fourth proportional to 53,789.00, 80,627.90 and 20,500.13 is: 30,729.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,789.00 : 80,627.90 = 20,500.13 : x
  2. Step 2: Convert to fraction form
    53,789.00/80,627.90 = 20,500.13/x
  3. Step 3: Cross multiply
    53,789.00x = 80,627.90 × 20,500.13
  4. Step 4: Simplify right side
    53,789.00x = 1,652,881,925.99
  5. Step 5: Solve for x
    x = 1,652,881,925.99/53,789.00
  6. Step 6: Final answer
    x = 30,729.00

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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.