Home / 15,036.84-20,752.38-10,847.52

Finding the Fourth Proportional to 15,036.84, 20,752.38 and 10,847.52

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Solution

The fourth proportional to 15,036.84, 20,752.38 and 10,847.52 is: 14,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036.84 : 20,752.38 = 10,847.52 : x
  2. Step 2: Convert to fraction form
    15,036.84/20,752.38 = 10,847.52/x
  3. Step 3: Cross multiply
    15,036.84x = 20,752.38 × 10,847.52
  4. Step 4: Simplify right side
    15,036.84x = 225,111,857.10
  5. Step 5: Solve for x
    x = 225,111,857.10/15,036.84
  6. Step 6: Final answer
    x = 14,970.69

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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.