Home / 29,427.35-40,618.52-19,363.55

Finding the Fourth Proportional to 29,427.35, 40,618.52 and 19,363.55

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Solution

The fourth proportional to 29,427.35, 40,618.52 and 19,363.55 is: 26,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,427.35 : 40,618.52 = 19,363.55 : x
  2. Step 2: Convert to fraction form
    29,427.35/40,618.52 = 19,363.55/x
  3. Step 3: Cross multiply
    29,427.35x = 40,618.52 × 19,363.55
  4. Step 4: Simplify right side
    29,427.35x = 786,518,443.04
  5. Step 5: Solve for x
    x = 786,518,443.04/29,427.35
  6. Step 6: Final answer
    x = 26,727.47

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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.