Home / 19,427.04-26,809.28-10,929.17

Finding the Fourth Proportional to 19,427.04, 26,809.28 and 10,929.17

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Solution

The fourth proportional to 19,427.04, 26,809.28 and 10,929.17 is: 15,082.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.04 : 26,809.28 = 10,929.17 : x
  2. Step 2: Convert to fraction form
    19,427.04/26,809.28 = 10,929.17/x
  3. Step 3: Cross multiply
    19,427.04x = 26,809.28 × 10,929.17
  4. Step 4: Simplify right side
    19,427.04x = 293,003,178.70
  5. Step 5: Solve for x
    x = 293,003,178.70/19,427.04
  6. Step 6: Final answer
    x = 15,082.23

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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.