Home / 23,681.06-32,680.13-13,070.69

Finding the Fourth Proportional to 23,681.06, 32,680.13 and 13,070.69

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Solution

The fourth proportional to 23,681.06, 32,680.13 and 13,070.69 is: 18,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.06 : 32,680.13 = 13,070.69 : x
  2. Step 2: Convert to fraction form
    23,681.06/32,680.13 = 13,070.69/x
  3. Step 3: Cross multiply
    23,681.06x = 32,680.13 × 13,070.69
  4. Step 4: Simplify right side
    23,681.06x = 427,151,848.39
  5. Step 5: Solve for x
    x = 427,151,848.39/23,681.06
  6. Step 6: Final answer
    x = 18,037.70

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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.