Home / 25,988.88-38,977.60-7,263.89

Finding the Fourth Proportional to 25,988.88, 38,977.60 and 7,263.89

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Solution

The fourth proportional to 25,988.88, 38,977.60 and 7,263.89 is: 10,894.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,988.88 : 38,977.60 = 7,263.89 : x
  2. Step 2: Convert to fraction form
    25,988.88/38,977.60 = 7,263.89/x
  3. Step 3: Cross multiply
    25,988.88x = 38,977.60 × 7,263.89
  4. Step 4: Simplify right side
    25,988.88x = 283,128,998.86
  5. Step 5: Solve for x
    x = 283,128,998.86/25,988.88
  6. Step 6: Final answer
    x = 10,894.24

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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.