Home / 18,154.61-25,053.21-10,196.66

Finding the Fourth Proportional to 18,154.61, 25,053.21 and 10,196.66

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Solution

The fourth proportional to 18,154.61, 25,053.21 and 10,196.66 is: 14,071.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154.61 : 25,053.21 = 10,196.66 : x
  2. Step 2: Convert to fraction form
    18,154.61/25,053.21 = 10,196.66/x
  3. Step 3: Cross multiply
    18,154.61x = 25,053.21 × 10,196.66
  4. Step 4: Simplify right side
    18,154.61x = 255,459,064.28
  5. Step 5: Solve for x
    x = 255,459,064.28/18,154.61
  6. Step 6: Final answer
    x = 14,071.31

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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.