Home / 16,897.51-23,319.18-10,929.18

Finding the Fourth Proportional to 16,897.51, 23,319.18 and 10,929.18

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Solution

The fourth proportional to 16,897.51, 23,319.18 and 10,929.18 is: 15,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.51 : 23,319.18 = 10,929.18 : x
  2. Step 2: Convert to fraction form
    16,897.51/23,319.18 = 10,929.18/x
  3. Step 3: Cross multiply
    16,897.51x = 23,319.18 × 10,929.18
  4. Step 4: Simplify right side
    16,897.51x = 254,859,456.58
  5. Step 5: Solve for x
    x = 254,859,456.58/16,897.51
  6. Step 6: Final answer
    x = 15,082.66

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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.