Home / 15,155.07-22,744.45-10,507.81

Finding the Fourth Proportional to 15,155.07, 22,744.45 and 10,507.81

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Solution

The fourth proportional to 15,155.07, 22,744.45 and 10,507.81 is: 15,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155.07 : 22,744.45 = 10,507.81 : x
  2. Step 2: Convert to fraction form
    15,155.07/22,744.45 = 10,507.81/x
  3. Step 3: Cross multiply
    15,155.07x = 22,744.45 × 10,507.81
  4. Step 4: Simplify right side
    15,155.07x = 238,994,203.01
  5. Step 5: Solve for x
    x = 238,994,203.01/15,155.07
  6. Step 6: Final answer
    x = 15,769.92

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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.