Home / 19,401.66-26,774.40-10,904.14

Finding the Fourth Proportional to 19,401.66, 26,774.40 and 10,904.14

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Solution

The fourth proportional to 19,401.66, 26,774.40 and 10,904.14 is: 15,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.66 : 26,774.40 = 10,904.14 : x
  2. Step 2: Convert to fraction form
    19,401.66/26,774.40 = 10,904.14/x
  3. Step 3: Cross multiply
    19,401.66x = 26,774.40 × 10,904.14
  4. Step 4: Simplify right side
    19,401.66x = 291,951,806.02
  5. Step 5: Solve for x
    x = 291,951,806.02/19,401.66
  6. Step 6: Final answer
    x = 15,047.77

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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.