Home / 27,018.16-40,526.93-12,216.83

Finding the Fourth Proportional to 27,018.16, 40,526.93 and 12,216.83

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Solution

The fourth proportional to 27,018.16, 40,526.93 and 12,216.83 is: 18,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018.16 : 40,526.93 = 12,216.83 : x
  2. Step 2: Convert to fraction form
    27,018.16/40,526.93 = 12,216.83/x
  3. Step 3: Cross multiply
    27,018.16x = 40,526.93 × 12,216.83
  4. Step 4: Simplify right side
    27,018.16x = 495,110,442.14
  5. Step 5: Solve for x
    x = 495,110,442.14/27,018.16
  6. Step 6: Final answer
    x = 18,325.10

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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.