Home / 34,138.61-51,196.85-13,077.53

Finding the Fourth Proportional to 34,138.61, 51,196.85 and 13,077.53

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Solution

The fourth proportional to 34,138.61, 51,196.85 and 13,077.53 is: 19,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.61 : 51,196.85 = 13,077.53 : x
  2. Step 2: Convert to fraction form
    34,138.61/51,196.85 = 13,077.53/x
  3. Step 3: Cross multiply
    34,138.61x = 51,196.85 × 13,077.53
  4. Step 4: Simplify right side
    34,138.61x = 669,528,341.78
  5. Step 5: Solve for x
    x = 669,528,341.78/34,138.61
  6. Step 6: Final answer
    x = 19,612.06

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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.