Home / 25,673.15-35,428.56-14,342.81

Finding the Fourth Proportional to 25,673.15, 35,428.56 and 14,342.81

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Solution

The fourth proportional to 25,673.15, 35,428.56 and 14,342.81 is: 19,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,673.15 : 35,428.56 = 14,342.81 : x
  2. Step 2: Convert to fraction form
    25,673.15/35,428.56 = 14,342.81/x
  3. Step 3: Cross multiply
    25,673.15x = 35,428.56 × 14,342.81
  4. Step 4: Simplify right side
    25,673.15x = 508,145,104.65
  5. Step 5: Solve for x
    x = 508,145,104.65/25,673.15
  6. Step 6: Final answer
    x = 19,792.86

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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.