Home / 34,612.95-47,765.84-18,697.40

Finding the Fourth Proportional to 34,612.95, 47,765.84 and 18,697.40

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Solution

The fourth proportional to 34,612.95, 47,765.84 and 18,697.40 is: 25,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,612.95 : 47,765.84 = 18,697.40 : x
  2. Step 2: Convert to fraction form
    34,612.95/47,765.84 = 18,697.40/x
  3. Step 3: Cross multiply
    34,612.95x = 47,765.84 × 18,697.40
  4. Step 4: Simplify right side
    34,612.95x = 893,096,824.73
  5. Step 5: Solve for x
    x = 893,096,824.73/34,612.95
  6. Step 6: Final answer
    x = 25,802.39

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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.