Home / 35,127.74-52,680.84-18,478.74

Finding the Fourth Proportional to 35,127.74, 52,680.84 and 18,478.74

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Solution

The fourth proportional to 35,127.74, 52,680.84 and 18,478.74 is: 27,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,127.74 : 52,680.84 = 18,478.74 : x
  2. Step 2: Convert to fraction form
    35,127.74/52,680.84 = 18,478.74/x
  3. Step 3: Cross multiply
    35,127.74x = 52,680.84 × 18,478.74
  4. Step 4: Simplify right side
    35,127.74x = 973,475,545.34
  5. Step 5: Solve for x
    x = 973,475,545.34/35,127.74
  6. Step 6: Final answer
    x = 27,712.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.