Home / 34,903.40-48,166.16-18,987.48

Finding the Fourth Proportional to 34,903.40, 48,166.16 and 18,987.48

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Solution

The fourth proportional to 34,903.40, 48,166.16 and 18,987.48 is: 26,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,903.40 : 48,166.16 = 18,987.48 : x
  2. Step 2: Convert to fraction form
    34,903.40/48,166.16 = 18,987.48/x
  3. Step 3: Cross multiply
    34,903.40x = 48,166.16 × 18,987.48
  4. Step 4: Simplify right side
    34,903.40x = 914,553,904.74
  5. Step 5: Solve for x
    x = 914,553,904.74/34,903.40
  6. Step 6: Final answer
    x = 26,202.43

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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.