Home / 25,294.10-37,948.73-11,977.25

Finding the Fourth Proportional to 25,294.10, 37,948.73 and 11,977.25

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Solution

The fourth proportional to 25,294.10, 37,948.73 and 11,977.25 is: 17,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294.10 : 37,948.73 = 11,977.25 : x
  2. Step 2: Convert to fraction form
    25,294.10/37,948.73 = 11,977.25/x
  3. Step 3: Cross multiply
    25,294.10x = 37,948.73 × 11,977.25
  4. Step 4: Simplify right side
    25,294.10x = 454,521,176.76
  5. Step 5: Solve for x
    x = 454,521,176.76/25,294.10
  6. Step 6: Final answer
    x = 17,969.46

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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.