Home / 25,287.77-34,889.40-14,675.36

Finding the Fourth Proportional to 25,287.77, 34,889.40 and 14,675.36

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Solution

The fourth proportional to 25,287.77, 34,889.40 and 14,675.36 is: 20,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,287.77 : 34,889.40 = 14,675.36 : x
  2. Step 2: Convert to fraction form
    25,287.77/34,889.40 = 14,675.36/x
  3. Step 3: Cross multiply
    25,287.77x = 34,889.40 × 14,675.36
  4. Step 4: Simplify right side
    25,287.77x = 512,014,330.74
  5. Step 5: Solve for x
    x = 512,014,330.74/25,287.77
  6. Step 6: Final answer
    x = 20,247.51

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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.