Home / 35,350.16-48,781.98-19,434.50

Finding the Fourth Proportional to 35,350.16, 48,781.98 and 19,434.50

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Solution

The fourth proportional to 35,350.16, 48,781.98 and 19,434.50 is: 26,818.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,350.16 : 48,781.98 = 19,434.50 : x
  2. Step 2: Convert to fraction form
    35,350.16/48,781.98 = 19,434.50/x
  3. Step 3: Cross multiply
    35,350.16x = 48,781.98 × 19,434.50
  4. Step 4: Simplify right side
    35,350.16x = 948,053,146.40
  5. Step 5: Solve for x
    x = 948,053,146.40/35,350.16
  6. Step 6: Final answer
    x = 26,818.92

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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.