Home / 34,915.32-48,184.16-19,000.79

Finding the Fourth Proportional to 34,915.32, 48,184.16 and 19,000.79

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Solution

The fourth proportional to 34,915.32, 48,184.16 and 19,000.79 is: 26,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,915.32 : 48,184.16 = 19,000.79 : x
  2. Step 2: Convert to fraction form
    34,915.32/48,184.16 = 19,000.79/x
  3. Step 3: Cross multiply
    34,915.32x = 48,184.16 × 19,000.79
  4. Step 4: Simplify right side
    34,915.32x = 915,536,950.25
  5. Step 5: Solve for x
    x = 915,536,950.25/34,915.32
  6. Step 6: Final answer
    x = 26,221.64

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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.