Home / 25,364.81-34,988.15-16,751.06

Finding the Fourth Proportional to 25,364.81, 34,988.15 and 16,751.06

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Solution

The fourth proportional to 25,364.81, 34,988.15 and 16,751.06 is: 23,106.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364.81 : 34,988.15 = 16,751.06 : x
  2. Step 2: Convert to fraction form
    25,364.81/34,988.15 = 16,751.06/x
  3. Step 3: Cross multiply
    25,364.81x = 34,988.15 × 16,751.06
  4. Step 4: Simplify right side
    25,364.81x = 586,088,466.88
  5. Step 5: Solve for x
    x = 586,088,466.88/25,364.81
  6. Step 6: Final answer
    x = 23,106.36

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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.