Home / 25,570.22-35,284.38-14,239.28

Finding the Fourth Proportional to 25,570.22, 35,284.38 and 14,239.28

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Solution

The fourth proportional to 25,570.22, 35,284.38 and 14,239.28 is: 19,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.22 : 35,284.38 = 14,239.28 : x
  2. Step 2: Convert to fraction form
    25,570.22/35,284.38 = 14,239.28/x
  3. Step 3: Cross multiply
    25,570.22x = 35,284.38 × 14,239.28
  4. Step 4: Simplify right side
    25,570.22x = 502,423,990.02
  5. Step 5: Solve for x
    x = 502,423,990.02/25,570.22
  6. Step 6: Final answer
    x = 19,648.80

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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.