Home / 18,925.65-26,117.37-10,542.15

Finding the Fourth Proportional to 18,925.65, 26,117.37 and 10,542.15

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Solution

The fourth proportional to 18,925.65, 26,117.37 and 10,542.15 is: 14,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,925.65 : 26,117.37 = 10,542.15 : x
  2. Step 2: Convert to fraction form
    18,925.65/26,117.37 = 10,542.15/x
  3. Step 3: Cross multiply
    18,925.65x = 26,117.37 × 10,542.15
  4. Step 4: Simplify right side
    18,925.65x = 275,333,232.15
  5. Step 5: Solve for x
    x = 275,333,232.15/18,925.65
  6. Step 6: Final answer
    x = 14,548.15

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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.