Home / 15,465.47-23,177.55-8,054.39

Finding the Fourth Proportional to 15,465.47, 23,177.55 and 8,054.39

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Solution

The fourth proportional to 15,465.47, 23,177.55 and 8,054.39 is: 12,070.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,465.47 : 23,177.55 = 8,054.39 : x
  2. Step 2: Convert to fraction form
    15,465.47/23,177.55 = 8,054.39/x
  3. Step 3: Cross multiply
    15,465.47x = 23,177.55 × 8,054.39
  4. Step 4: Simplify right side
    15,465.47x = 186,681,026.94
  5. Step 5: Solve for x
    x = 186,681,026.94/15,465.47
  6. Step 6: Final answer
    x = 12,070.83

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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.