Home / 31,647.53-47,429.76-23,288.40

Finding the Fourth Proportional to 31,647.53, 47,429.76 and 23,288.40

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Solution

The fourth proportional to 31,647.53, 47,429.76 and 23,288.40 is: 34,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,647.53 : 47,429.76 = 23,288.40 : x
  2. Step 2: Convert to fraction form
    31,647.53/47,429.76 = 23,288.40/x
  3. Step 3: Cross multiply
    31,647.53x = 47,429.76 × 23,288.40
  4. Step 4: Simplify right side
    31,647.53x = 1,104,563,222.78
  5. Step 5: Solve for x
    x = 1,104,563,222.78/31,647.53
  6. Step 6: Final answer
    x = 34,902.04

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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.