Home / 35,459.82-48,934.66-19,543.90

Finding the Fourth Proportional to 35,459.82, 48,934.66 and 19,543.90

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Solution

The fourth proportional to 35,459.82, 48,934.66 and 19,543.90 is: 26,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,459.82 : 48,934.66 = 19,543.90 : x
  2. Step 2: Convert to fraction form
    35,459.82/48,934.66 = 19,543.90/x
  3. Step 3: Cross multiply
    35,459.82x = 48,934.66 × 19,543.90
  4. Step 4: Simplify right side
    35,459.82x = 956,374,101.57
  5. Step 5: Solve for x
    x = 956,374,101.57/35,459.82
  6. Step 6: Final answer
    x = 26,970.64

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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.