Home / 35,011.60-48,314.11-19,902.18

Finding the Fourth Proportional to 35,011.60, 48,314.11 and 19,902.18

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Solution

The fourth proportional to 35,011.60, 48,314.11 and 19,902.18 is: 27,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,011.60 : 48,314.11 = 19,902.18 : x
  2. Step 2: Convert to fraction form
    35,011.60/48,314.11 = 19,902.18/x
  3. Step 3: Cross multiply
    35,011.60x = 48,314.11 × 19,902.18
  4. Step 4: Simplify right side
    35,011.60x = 961,556,113.76
  5. Step 5: Solve for x
    x = 961,556,113.76/35,011.60
  6. Step 6: Final answer
    x = 27,463.93

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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.