Home / 34,728.34-47,924.92-18,813.10

Finding the Fourth Proportional to 34,728.34, 47,924.92 and 18,813.10

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Solution

The fourth proportional to 34,728.34, 47,924.92 and 18,813.10 is: 25,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,728.34 : 47,924.92 = 18,813.10 : x
  2. Step 2: Convert to fraction form
    34,728.34/47,924.92 = 18,813.10/x
  3. Step 3: Cross multiply
    34,728.34x = 47,924.92 × 18,813.10
  4. Step 4: Simplify right side
    34,728.34x = 901,616,312.45
  5. Step 5: Solve for x
    x = 901,616,312.45/34,728.34
  6. Step 6: Final answer
    x = 25,961.98

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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.