Home / 25,905.40-38,915.70-24,926.20

Finding the Fourth Proportional to 25,905.40, 38,915.70 and 24,926.20

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Solution

The fourth proportional to 25,905.40, 38,915.70 and 24,926.20 is: 37,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,905.40 : 38,915.70 = 24,926.20 : x
  2. Step 2: Convert to fraction form
    25,905.40/38,915.70 = 24,926.20/x
  3. Step 3: Cross multiply
    25,905.40x = 38,915.70 × 24,926.20
  4. Step 4: Simplify right side
    25,905.40x = 970,020,521.34
  5. Step 5: Solve for x
    x = 970,020,521.34/25,905.40
  6. Step 6: Final answer
    x = 37,444.72

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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.