Home / 34,931.62-48,203.67-19,015.12

Finding the Fourth Proportional to 34,931.62, 48,203.67 and 19,015.12

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Solution

The fourth proportional to 34,931.62, 48,203.67 and 19,015.12 is: 26,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,931.62 : 48,203.67 = 19,015.12 : x
  2. Step 2: Convert to fraction form
    34,931.62/48,203.67 = 19,015.12/x
  3. Step 3: Cross multiply
    34,931.62x = 48,203.67 × 19,015.12
  4. Step 4: Simplify right side
    34,931.62x = 916,598,569.49
  5. Step 5: Solve for x
    x = 916,598,569.49/34,931.62
  6. Step 6: Final answer
    x = 26,239.80

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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.