Home / 25,079.99-34,611.51-14,325.80

Finding the Fourth Proportional to 25,079.99, 34,611.51 and 14,325.80

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Solution

The fourth proportional to 25,079.99, 34,611.51 and 14,325.80 is: 19,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.99 : 34,611.51 = 14,325.80 : x
  2. Step 2: Convert to fraction form
    25,079.99/34,611.51 = 14,325.80/x
  3. Step 3: Cross multiply
    25,079.99x = 34,611.51 × 14,325.80
  4. Step 4: Simplify right side
    25,079.99x = 495,837,569.96
  5. Step 5: Solve for x
    x = 495,837,569.96/25,079.99
  6. Step 6: Final answer
    x = 19,770.25

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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.