Home / 15,686.32-23,529.48-5,298.08

Finding the Fourth Proportional to 15,686.32, 23,529.48 and 5,298.08

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Solution

The fourth proportional to 15,686.32, 23,529.48 and 5,298.08 is: 7,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,686.32 : 23,529.48 = 5,298.08 : x
  2. Step 2: Convert to fraction form
    15,686.32/23,529.48 = 5,298.08/x
  3. Step 3: Cross multiply
    15,686.32x = 23,529.48 × 5,298.08
  4. Step 4: Simplify right side
    15,686.32x = 124,661,067.40
  5. Step 5: Solve for x
    x = 124,661,067.40/15,686.32
  6. Step 6: Final answer
    x = 7,947.12

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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.