Home / 35,045.27-48,362.15-21,611.15

Finding the Fourth Proportional to 35,045.27, 48,362.15 and 21,611.15

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Solution

The fourth proportional to 35,045.27, 48,362.15 and 21,611.15 is: 29,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045.27 : 48,362.15 = 21,611.15 : x
  2. Step 2: Convert to fraction form
    35,045.27/48,362.15 = 21,611.15/x
  3. Step 3: Cross multiply
    35,045.27x = 48,362.15 × 21,611.15
  4. Step 4: Simplify right side
    35,045.27x = 1,045,161,690.82
  5. Step 5: Solve for x
    x = 1,045,161,690.82/35,045.27
  6. Step 6: Final answer
    x = 29,823.19

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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.