Home / 34,740.32-47,941.56-18,824.72

Finding the Fourth Proportional to 34,740.32, 47,941.56 and 18,824.72

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Solution

The fourth proportional to 34,740.32, 47,941.56 and 18,824.72 is: 25,978.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,740.32 : 47,941.56 = 18,824.72 : x
  2. Step 2: Convert to fraction form
    34,740.32/47,941.56 = 18,824.72/x
  3. Step 3: Cross multiply
    34,740.32x = 47,941.56 × 18,824.72
  4. Step 4: Simplify right side
    34,740.32x = 902,486,443.36
  5. Step 5: Solve for x
    x = 902,486,443.36/34,740.32
  6. Step 6: Final answer
    x = 25,978.07

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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.