Home / 34,312.25-47,340.12-19,202.51

Finding the Fourth Proportional to 34,312.25, 47,340.12 and 19,202.51

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Solution

The fourth proportional to 34,312.25, 47,340.12 and 19,202.51 is: 26,493.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,312.25 : 47,340.12 = 19,202.51 : x
  2. Step 2: Convert to fraction form
    34,312.25/47,340.12 = 19,202.51/x
  3. Step 3: Cross multiply
    34,312.25x = 47,340.12 × 19,202.51
  4. Step 4: Simplify right side
    34,312.25x = 909,049,127.70
  5. Step 5: Solve for x
    x = 909,049,127.70/34,312.25
  6. Step 6: Final answer
    x = 26,493.43

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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.