Home / 25,458.16-35,131.03-14,127.52

Finding the Fourth Proportional to 25,458.16, 35,131.03 and 14,127.52

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Solution

The fourth proportional to 25,458.16, 35,131.03 and 14,127.52 is: 19,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,458.16 : 35,131.03 = 14,127.52 : x
  2. Step 2: Convert to fraction form
    25,458.16/35,131.03 = 14,127.52/x
  3. Step 3: Cross multiply
    25,458.16x = 35,131.03 × 14,127.52
  4. Step 4: Simplify right side
    25,458.16x = 496,314,328.95
  5. Step 5: Solve for x
    x = 496,314,328.95/25,458.16
  6. Step 6: Final answer
    x = 19,495.29

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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.