Home / 35,435.20-48,900-19,521.14

Finding the Fourth Proportional to 35,435.20, 48,900 and 19,521.14

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Solution

The fourth proportional to 35,435.20, 48,900 and 19,521.14 is: 26,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,435.20 : 48,900 = 19,521.14 : x
  2. Step 2: Convert to fraction form
    35,435.20/48,900 = 19,521.14/x
  3. Step 3: Cross multiply
    35,435.20x = 48,900 × 19,521.14
  4. Step 4: Simplify right side
    35,435.20x = 954,583,746
  5. Step 5: Solve for x
    x = 954,583,746/35,435.20
  6. Step 6: Final answer
    x = 26,938.86

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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.