Home / 27,563.18-38,041.05-19,931.24

Finding the Fourth Proportional to 27,563.18, 38,041.05 and 19,931.24

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Solution

The fourth proportional to 27,563.18, 38,041.05 and 19,931.24 is: 27,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,563.18 : 38,041.05 = 19,931.24 : x
  2. Step 2: Convert to fraction form
    27,563.18/38,041.05 = 19,931.24/x
  3. Step 3: Cross multiply
    27,563.18x = 38,041.05 × 19,931.24
  4. Step 4: Simplify right side
    27,563.18x = 758,205,297.40
  5. Step 5: Solve for x
    x = 758,205,297.40/27,563.18
  6. Step 6: Final answer
    x = 27,507.90

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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.