Home / 34,728.55-47,925.42-18,813.06

Finding the Fourth Proportional to 34,728.55, 47,925.42 and 18,813.06

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Solution

The fourth proportional to 34,728.55, 47,925.42 and 18,813.06 is: 25,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,728.55 : 47,925.42 = 18,813.06 : x
  2. Step 2: Convert to fraction form
    34,728.55/47,925.42 = 18,813.06/x
  3. Step 3: Cross multiply
    34,728.55x = 47,925.42 × 18,813.06
  4. Step 4: Simplify right side
    34,728.55x = 901,623,588.11
  5. Step 5: Solve for x
    x = 901,623,588.11/34,728.55
  6. Step 6: Final answer
    x = 25,962.03

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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.