Home / 23,681.11-32,679.93-13,070.74

Finding the Fourth Proportional to 23,681.11, 32,679.93 and 13,070.74

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Solution

The fourth proportional to 23,681.11, 32,679.93 and 13,070.74 is: 18,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.11 : 32,679.93 = 13,070.74 : x
  2. Step 2: Convert to fraction form
    23,681.11/32,679.93 = 13,070.74/x
  3. Step 3: Cross multiply
    23,681.11x = 32,679.93 × 13,070.74
  4. Step 4: Simplify right side
    23,681.11x = 427,150,951.99
  5. Step 5: Solve for x
    x = 427,150,951.99/23,681.11
  6. Step 6: Final answer
    x = 18,037.62

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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.