Home / 29,119.95-40,129.94-25,085.51

Finding the Fourth Proportional to 29,119.95, 40,129.94 and 25,085.51

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Solution

The fourth proportional to 29,119.95, 40,129.94 and 25,085.51 is: 34,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,119.95 : 40,129.94 = 25,085.51 : x
  2. Step 2: Convert to fraction form
    29,119.95/40,129.94 = 25,085.51/x
  3. Step 3: Cross multiply
    29,119.95x = 40,129.94 × 25,085.51
  4. Step 4: Simplify right side
    29,119.95x = 1,006,680,174.21
  5. Step 5: Solve for x
    x = 1,006,680,174.21/29,119.95
  6. Step 6: Final answer
    x = 34,570.12

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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.