Home / 25,095-34,630.70-13,764.76

Finding the Fourth Proportional to 25,095, 34,630.70 and 13,764.76

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Solution

The fourth proportional to 25,095, 34,630.70 and 13,764.76 is: 18,995.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,095 : 34,630.70 = 13,764.76 : x
  2. Step 2: Convert to fraction form
    25,095/34,630.70 = 13,764.76/x
  3. Step 3: Cross multiply
    25,095x = 34,630.70 × 13,764.76
  4. Step 4: Simplify right side
    25,095x = 476,683,274.13
  5. Step 5: Solve for x
    x = 476,683,274.13/25,095
  6. Step 6: Final answer
    x = 18,995.15

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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.