Home / 34,326.18-47,363.94-19,219.28

Finding the Fourth Proportional to 34,326.18, 47,363.94 and 19,219.28

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Solution

The fourth proportional to 34,326.18, 47,363.94 and 19,219.28 is: 26,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,326.18 : 47,363.94 = 19,219.28 : x
  2. Step 2: Convert to fraction form
    34,326.18/47,363.94 = 19,219.28/x
  3. Step 3: Cross multiply
    34,326.18x = 47,363.94 × 19,219.28
  4. Step 4: Simplify right side
    34,326.18x = 910,300,587.94
  5. Step 5: Solve for x
    x = 910,300,587.94/34,326.18
  6. Step 6: Final answer
    x = 26,519.13

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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.