Home / 18,987.24-26,203.52-10,923.52

Finding the Fourth Proportional to 18,987.24, 26,203.52 and 10,923.52

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Solution

The fourth proportional to 18,987.24, 26,203.52 and 10,923.52 is: 15,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,987.24 : 26,203.52 = 10,923.52 : x
  2. Step 2: Convert to fraction form
    18,987.24/26,203.52 = 10,923.52/x
  3. Step 3: Cross multiply
    18,987.24x = 26,203.52 × 10,923.52
  4. Step 4: Simplify right side
    18,987.24x = 286,234,674.79
  5. Step 5: Solve for x
    x = 286,234,674.79/18,987.24
  6. Step 6: Final answer
    x = 15,075.11

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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.