Home / 35,293.47-48,706.29-19,377.78

Finding the Fourth Proportional to 35,293.47, 48,706.29 and 19,377.78

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Solution

The fourth proportional to 35,293.47, 48,706.29 and 19,377.78 is: 26,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.47 : 48,706.29 = 19,377.78 : x
  2. Step 2: Convert to fraction form
    35,293.47/48,706.29 = 19,377.78/x
  3. Step 3: Cross multiply
    35,293.47x = 48,706.29 × 19,377.78
  4. Step 4: Simplify right side
    35,293.47x = 943,819,772.24
  5. Step 5: Solve for x
    x = 943,819,772.24/35,293.47
  6. Step 6: Final answer
    x = 26,742.05

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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.