Home / 25,210.61-37,765.79-23,143.89

Finding the Fourth Proportional to 25,210.61, 37,765.79 and 23,143.89

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Solution

The fourth proportional to 25,210.61, 37,765.79 and 23,143.89 is: 34,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210.61 : 37,765.79 = 23,143.89 : x
  2. Step 2: Convert to fraction form
    25,210.61/37,765.79 = 23,143.89/x
  3. Step 3: Cross multiply
    25,210.61x = 37,765.79 × 23,143.89
  4. Step 4: Simplify right side
    25,210.61x = 874,047,532.40
  5. Step 5: Solve for x
    x = 874,047,532.40/25,210.61
  6. Step 6: Final answer
    x = 34,669.83

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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.