Home / 43,345.64-65,037.24-15,285.74

Finding the Fourth Proportional to 43,345.64, 65,037.24 and 15,285.74

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Solution

The fourth proportional to 43,345.64, 65,037.24 and 15,285.74 is: 22,935.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,345.64 : 65,037.24 = 15,285.74 : x
  2. Step 2: Convert to fraction form
    43,345.64/65,037.24 = 15,285.74/x
  3. Step 3: Cross multiply
    43,345.64x = 65,037.24 × 15,285.74
  4. Step 4: Simplify right side
    43,345.64x = 994,142,503.55
  5. Step 5: Solve for x
    x = 994,142,503.55/43,345.64
  6. Step 6: Final answer
    x = 22,935.24

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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.