Home / 43,037.53-64,560.04-13,455.52

Finding the Fourth Proportional to 43,037.53, 64,560.04 and 13,455.52

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Solution

The fourth proportional to 43,037.53, 64,560.04 and 13,455.52 is: 20,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,037.53 : 64,560.04 = 13,455.52 : x
  2. Step 2: Convert to fraction form
    43,037.53/64,560.04 = 13,455.52/x
  3. Step 3: Cross multiply
    43,037.53x = 64,560.04 × 13,455.52
  4. Step 4: Simplify right side
    43,037.53x = 868,688,714.38
  5. Step 5: Solve for x
    x = 868,688,714.38/43,037.53
  6. Step 6: Final answer
    x = 20,184.45

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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.