Home / 30,856.01-42,549.44-26,394.53

Finding the Fourth Proportional to 30,856.01, 42,549.44 and 26,394.53

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Solution

The fourth proportional to 30,856.01, 42,549.44 and 26,394.53 is: 36,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,856.01 : 42,549.44 = 26,394.53 : x
  2. Step 2: Convert to fraction form
    30,856.01/42,549.44 = 26,394.53/x
  3. Step 3: Cross multiply
    30,856.01x = 42,549.44 × 26,394.53
  4. Step 4: Simplify right side
    30,856.01x = 1,123,072,125.84
  5. Step 5: Solve for x
    x = 1,123,072,125.84/30,856.01
  6. Step 6: Final answer
    x = 36,397.20

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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.