Home / 22,977.65-31,717.31-13,903.48

Finding the Fourth Proportional to 22,977.65, 31,717.31 and 13,903.48

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Solution

The fourth proportional to 22,977.65, 31,717.31 and 13,903.48 is: 19,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,977.65 : 31,717.31 = 13,903.48 : x
  2. Step 2: Convert to fraction form
    22,977.65/31,717.31 = 13,903.48/x
  3. Step 3: Cross multiply
    22,977.65x = 31,717.31 × 13,903.48
  4. Step 4: Simplify right side
    22,977.65x = 440,980,985.24
  5. Step 5: Solve for x
    x = 440,980,985.24/22,977.65
  6. Step 6: Final answer
    x = 19,191.74

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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.