Home / 34,220.38-47,223.68-19,113.32

Finding the Fourth Proportional to 34,220.38, 47,223.68 and 19,113.32

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Solution

The fourth proportional to 34,220.38, 47,223.68 and 19,113.32 is: 26,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.38 : 47,223.68 = 19,113.32 : x
  2. Step 2: Convert to fraction form
    34,220.38/47,223.68 = 19,113.32/x
  3. Step 3: Cross multiply
    34,220.38x = 47,223.68 × 19,113.32
  4. Step 4: Simplify right side
    34,220.38x = 902,601,307.42
  5. Step 5: Solve for x
    x = 902,601,307.42/34,220.38
  6. Step 6: Final answer
    x = 26,376.13

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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.