Home / 25,638.60-35,380.59-14,307.48

Finding the Fourth Proportional to 25,638.60, 35,380.59 and 14,307.48

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Solution

The fourth proportional to 25,638.60, 35,380.59 and 14,307.48 is: 19,743.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.60 : 35,380.59 = 14,307.48 : x
  2. Step 2: Convert to fraction form
    25,638.60/35,380.59 = 14,307.48/x
  3. Step 3: Cross multiply
    25,638.60x = 35,380.59 × 14,307.48
  4. Step 4: Simplify right side
    25,638.60x = 506,207,083.81
  5. Step 5: Solve for x
    x = 506,207,083.81/25,638.60
  6. Step 6: Final answer
    x = 19,743.94

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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.