Home / 25,331.42-37,903.98-15,810.68

Finding the Fourth Proportional to 25,331.42, 37,903.98 and 15,810.68

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Solution

The fourth proportional to 25,331.42, 37,903.98 and 15,810.68 is: 23,657.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.42 : 37,903.98 = 15,810.68 : x
  2. Step 2: Convert to fraction form
    25,331.42/37,903.98 = 15,810.68/x
  3. Step 3: Cross multiply
    25,331.42x = 37,903.98 × 15,810.68
  4. Step 4: Simplify right side
    25,331.42x = 599,287,698.51
  5. Step 5: Solve for x
    x = 599,287,698.51/25,331.42
  6. Step 6: Final answer
    x = 23,657.88

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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.