Home / 18,860.13-26,024.07-10,900.81

Finding the Fourth Proportional to 18,860.13, 26,024.07 and 10,900.81

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Solution

The fourth proportional to 18,860.13, 26,024.07 and 10,900.81 is: 15,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,860.13 : 26,024.07 = 10,900.81 : x
  2. Step 2: Convert to fraction form
    18,860.13/26,024.07 = 10,900.81/x
  3. Step 3: Cross multiply
    18,860.13x = 26,024.07 × 10,900.81
  4. Step 4: Simplify right side
    18,860.13x = 283,683,442.50
  5. Step 5: Solve for x
    x = 283,683,442.50/18,860.13
  6. Step 6: Final answer
    x = 15,041.44

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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.