Home / 22,872.36-31,559.58-13,437.48

Finding the Fourth Proportional to 22,872.36, 31,559.58 and 13,437.48

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Solution

The fourth proportional to 22,872.36, 31,559.58 and 13,437.48 is: 18,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,872.36 : 31,559.58 = 13,437.48 : x
  2. Step 2: Convert to fraction form
    22,872.36/31,559.58 = 13,437.48/x
  3. Step 3: Cross multiply
    22,872.36x = 31,559.58 × 13,437.48
  4. Step 4: Simplify right side
    22,872.36x = 424,081,225.06
  5. Step 5: Solve for x
    x = 424,081,225.06/22,872.36
  6. Step 6: Final answer
    x = 18,541.21

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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.