Home / 14,175.19-21,264.23-5,417.47

Finding the Fourth Proportional to 14,175.19, 21,264.23 and 5,417.47

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Solution

The fourth proportional to 14,175.19, 21,264.23 and 5,417.47 is: 8,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.19 : 21,264.23 = 5,417.47 : x
  2. Step 2: Convert to fraction form
    14,175.19/21,264.23 = 5,417.47/x
  3. Step 3: Cross multiply
    14,175.19x = 21,264.23 × 5,417.47
  4. Step 4: Simplify right side
    14,175.19x = 115,198,328.10
  5. Step 5: Solve for x
    x = 115,198,328.10/14,175.19
  6. Step 6: Final answer
    x = 8,126.76

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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.