Home / 35,438.11-48,905.18-19,522.57

Finding the Fourth Proportional to 35,438.11, 48,905.18 and 19,522.57

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Solution

The fourth proportional to 35,438.11, 48,905.18 and 19,522.57 is: 26,941.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,438.11 : 48,905.18 = 19,522.57 : x
  2. Step 2: Convert to fraction form
    35,438.11/48,905.18 = 19,522.57/x
  3. Step 3: Cross multiply
    35,438.11x = 48,905.18 × 19,522.57
  4. Step 4: Simplify right side
    35,438.11x = 954,754,799.91
  5. Step 5: Solve for x
    x = 954,754,799.91/35,438.11
  6. Step 6: Final answer
    x = 26,941.47

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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.