Home / 25,904.10-35,747.71-15,294.41

Finding the Fourth Proportional to 25,904.10, 35,747.71 and 15,294.41

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Solution

The fourth proportional to 25,904.10, 35,747.71 and 15,294.41 is: 21,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,904.10 : 35,747.71 = 15,294.41 : x
  2. Step 2: Convert to fraction form
    25,904.10/35,747.71 = 15,294.41/x
  3. Step 3: Cross multiply
    25,904.10x = 35,747.71 × 15,294.41
  4. Step 4: Simplify right side
    25,904.10x = 546,740,133.30
  5. Step 5: Solve for x
    x = 546,740,133.30/25,904.10
  6. Step 6: Final answer
    x = 21,106.32

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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.