Home / 14,844.47-20,471.23-8,875.17

Finding the Fourth Proportional to 14,844.47, 20,471.23 and 8,875.17

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Solution

The fourth proportional to 14,844.47, 20,471.23 and 8,875.17 is: 12,239.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,844.47 : 20,471.23 = 8,875.17 : x
  2. Step 2: Convert to fraction form
    14,844.47/20,471.23 = 8,875.17/x
  3. Step 3: Cross multiply
    14,844.47x = 20,471.23 × 8,875.17
  4. Step 4: Simplify right side
    14,844.47x = 181,685,657.45
  5. Step 5: Solve for x
    x = 181,685,657.45/14,844.47
  6. Step 6: Final answer
    x = 12,239.29

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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.