Home / 25,121.48-37,681.29-10,135.08

Finding the Fourth Proportional to 25,121.48, 37,681.29 and 10,135.08

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Solution

The fourth proportional to 25,121.48, 37,681.29 and 10,135.08 is: 15,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.48 : 37,681.29 = 10,135.08 : x
  2. Step 2: Convert to fraction form
    25,121.48/37,681.29 = 10,135.08/x
  3. Step 3: Cross multiply
    25,121.48x = 37,681.29 × 10,135.08
  4. Step 4: Simplify right side
    25,121.48x = 381,902,888.65
  5. Step 5: Solve for x
    x = 381,902,888.65/25,121.48
  6. Step 6: Final answer
    x = 15,202.25

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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.