Home / 25,050.51-34,570.67-13,719.29

Finding the Fourth Proportional to 25,050.51, 34,570.67 and 13,719.29

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Solution

The fourth proportional to 25,050.51, 34,570.67 and 13,719.29 is: 18,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,050.51 : 34,570.67 = 13,719.29 : x
  2. Step 2: Convert to fraction form
    25,050.51/34,570.67 = 13,719.29/x
  3. Step 3: Cross multiply
    25,050.51x = 34,570.67 × 13,719.29
  4. Step 4: Simplify right side
    25,050.51x = 474,284,805.77
  5. Step 5: Solve for x
    x = 474,284,805.77/25,050.51
  6. Step 6: Final answer
    x = 18,933.14

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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.