Home / 19,354.91-26,710.18-10,971.41

Finding the Fourth Proportional to 19,354.91, 26,710.18 and 10,971.41

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Solution

The fourth proportional to 19,354.91, 26,710.18 and 10,971.41 is: 15,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.91 : 26,710.18 = 10,971.41 : x
  2. Step 2: Convert to fraction form
    19,354.91/26,710.18 = 10,971.41/x
  3. Step 3: Cross multiply
    19,354.91x = 26,710.18 × 10,971.41
  4. Step 4: Simplify right side
    19,354.91x = 293,048,335.95
  5. Step 5: Solve for x
    x = 293,048,335.95/19,354.91
  6. Step 6: Final answer
    x = 15,140.77

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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.