Home / 35,154.32-48,512.85-19,238.90

Finding the Fourth Proportional to 35,154.32, 48,512.85 and 19,238.90

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Solution

The fourth proportional to 35,154.32, 48,512.85 and 19,238.90 is: 26,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,154.32 : 48,512.85 = 19,238.90 : x
  2. Step 2: Convert to fraction form
    35,154.32/48,512.85 = 19,238.90/x
  3. Step 3: Cross multiply
    35,154.32x = 48,512.85 × 19,238.90
  4. Step 4: Simplify right side
    35,154.32x = 933,333,869.87
  5. Step 5: Solve for x
    x = 933,333,869.87/35,154.32
  6. Step 6: Final answer
    x = 26,549.62

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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.