Home / 25,231.48-34,820.16-14,624.80

Finding the Fourth Proportional to 25,231.48, 34,820.16 and 14,624.80

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Solution

The fourth proportional to 25,231.48, 34,820.16 and 14,624.80 is: 20,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.48 : 34,820.16 = 14,624.80 : x
  2. Step 2: Convert to fraction form
    25,231.48/34,820.16 = 14,624.80/x
  3. Step 3: Cross multiply
    25,231.48x = 34,820.16 × 14,624.80
  4. Step 4: Simplify right side
    25,231.48x = 509,237,875.97
  5. Step 5: Solve for x
    x = 509,237,875.97/25,231.48
  6. Step 6: Final answer
    x = 20,182.64

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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.