Home / 25,951.19-35,810.74-15,338.77

Finding the Fourth Proportional to 25,951.19, 35,810.74 and 15,338.77

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Solution

The fourth proportional to 25,951.19, 35,810.74 and 15,338.77 is: 21,166.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.19 : 35,810.74 = 15,338.77 : x
  2. Step 2: Convert to fraction form
    25,951.19/35,810.74 = 15,338.77/x
  3. Step 3: Cross multiply
    25,951.19x = 35,810.74 × 15,338.77
  4. Step 4: Simplify right side
    25,951.19x = 549,292,634.04
  5. Step 5: Solve for x
    x = 549,292,634.04/25,951.19
  6. Step 6: Final answer
    x = 21,166.38

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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.