Home / 52,611.60-78,921.51-17,551.23

Finding the Fourth Proportional to 52,611.60, 78,921.51 and 17,551.23

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Solution

The fourth proportional to 52,611.60, 78,921.51 and 17,551.23 is: 26,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,611.60 : 78,921.51 = 17,551.23 : x
  2. Step 2: Convert to fraction form
    52,611.60/78,921.51 = 17,551.23/x
  3. Step 3: Cross multiply
    52,611.60x = 78,921.51 × 17,551.23
  4. Step 4: Simplify right side
    52,611.60x = 1,385,169,573.96
  5. Step 5: Solve for x
    x = 1,385,169,573.96/52,611.60
  6. Step 6: Final answer
    x = 26,328.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.