Home / 47,037.60-70,555.52-18,956.90

Finding the Fourth Proportional to 47,037.60, 70,555.52 and 18,956.90

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Solution

The fourth proportional to 47,037.60, 70,555.52 and 18,956.90 is: 28,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,037.60 : 70,555.52 = 18,956.90 : x
  2. Step 2: Convert to fraction form
    47,037.60/70,555.52 = 18,956.90/x
  3. Step 3: Cross multiply
    47,037.60x = 70,555.52 × 18,956.90
  4. Step 4: Simplify right side
    47,037.60x = 1,337,514,160.87
  5. Step 5: Solve for x
    x = 1,337,514,160.87/47,037.60
  6. Step 6: Final answer
    x = 28,435.00

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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.