Home / 25,333.24-37,970.70-15,980.20

Finding the Fourth Proportional to 25,333.24, 37,970.70 and 15,980.20

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Solution

The fourth proportional to 25,333.24, 37,970.70 and 15,980.20 is: 23,951.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,333.24 : 37,970.70 = 15,980.20 : x
  2. Step 2: Convert to fraction form
    25,333.24/37,970.70 = 15,980.20/x
  3. Step 3: Cross multiply
    25,333.24x = 37,970.70 × 15,980.20
  4. Step 4: Simplify right side
    25,333.24x = 606,779,380.14
  5. Step 5: Solve for x
    x = 606,779,380.14/25,333.24
  6. Step 6: Final answer
    x = 23,951.91

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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.