Home / 25,856.74-35,681.09-14,371.12

Finding the Fourth Proportional to 25,856.74, 35,681.09 and 14,371.12

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Solution

The fourth proportional to 25,856.74, 35,681.09 and 14,371.12 is: 19,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,856.74 : 35,681.09 = 14,371.12 : x
  2. Step 2: Convert to fraction form
    25,856.74/35,681.09 = 14,371.12/x
  3. Step 3: Cross multiply
    25,856.74x = 35,681.09 × 14,371.12
  4. Step 4: Simplify right side
    25,856.74x = 512,777,172.85
  5. Step 5: Solve for x
    x = 512,777,172.85/25,856.74
  6. Step 6: Final answer
    x = 19,831.47

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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.