Home / 35,478.28-48,959.40-19,564.18

Finding the Fourth Proportional to 35,478.28, 48,959.40 and 19,564.18

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Solution

The fourth proportional to 35,478.28, 48,959.40 and 19,564.18 is: 26,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478.28 : 48,959.40 = 19,564.18 : x
  2. Step 2: Convert to fraction form
    35,478.28/48,959.40 = 19,564.18/x
  3. Step 3: Cross multiply
    35,478.28x = 48,959.40 × 19,564.18
  4. Step 4: Simplify right side
    35,478.28x = 957,850,514.29
  5. Step 5: Solve for x
    x = 957,850,514.29/35,478.28
  6. Step 6: Final answer
    x = 26,998.22

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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.