Home / 15,594.76-21,535.14-10,015.48

Finding the Fourth Proportional to 15,594.76, 21,535.14 and 10,015.48

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Solution

The fourth proportional to 15,594.76, 21,535.14 and 10,015.48 is: 13,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.76 : 21,535.14 = 10,015.48 : x
  2. Step 2: Convert to fraction form
    15,594.76/21,535.14 = 10,015.48/x
  3. Step 3: Cross multiply
    15,594.76x = 21,535.14 × 10,015.48
  4. Step 4: Simplify right side
    15,594.76x = 215,684,763.97
  5. Step 5: Solve for x
    x = 215,684,763.97/15,594.76
  6. Step 6: Final answer
    x = 13,830.59

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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.