Home / 34,280.28-47,306.16-19,376.28

Finding the Fourth Proportional to 34,280.28, 47,306.16 and 19,376.28

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Solution

The fourth proportional to 34,280.28, 47,306.16 and 19,376.28 is: 26,738.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,280.28 : 47,306.16 = 19,376.28 : x
  2. Step 2: Convert to fraction form
    34,280.28/47,306.16 = 19,376.28/x
  3. Step 3: Cross multiply
    34,280.28x = 47,306.16 × 19,376.28
  4. Step 4: Simplify right side
    34,280.28x = 916,617,401.88
  5. Step 5: Solve for x
    x = 916,617,401.88/34,280.28
  6. Step 6: Final answer
    x = 26,738.91

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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.