Home / 23,178.65-34,774.45-7,607.21

Finding the Fourth Proportional to 23,178.65, 34,774.45 and 7,607.21

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Solution

The fourth proportional to 23,178.65, 34,774.45 and 7,607.21 is: 11,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.65 : 34,774.45 = 7,607.21 : x
  2. Step 2: Convert to fraction form
    23,178.65/34,774.45 = 7,607.21/x
  3. Step 3: Cross multiply
    23,178.65x = 34,774.45 × 7,607.21
  4. Step 4: Simplify right side
    23,178.65x = 264,536,350.89
  5. Step 5: Solve for x
    x = 264,536,350.89/23,178.65
  6. Step 6: Final answer
    x = 11,412.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.