Home / 34,423.25-47,500.22-19,312.76

Finding the Fourth Proportional to 34,423.25, 47,500.22 and 19,312.76

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Solution

The fourth proportional to 34,423.25, 47,500.22 and 19,312.76 is: 26,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,423.25 : 47,500.22 = 19,312.76 : x
  2. Step 2: Convert to fraction form
    34,423.25/47,500.22 = 19,312.76/x
  3. Step 3: Cross multiply
    34,423.25x = 47,500.22 × 19,312.76
  4. Step 4: Simplify right side
    34,423.25x = 917,360,515.84
  5. Step 5: Solve for x
    x = 917,360,515.84/34,423.25
  6. Step 6: Final answer
    x = 26,649.45

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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.