Home / 35,137.30-48,494.04-21,715.06

Finding the Fourth Proportional to 35,137.30, 48,494.04 and 21,715.06

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Solution

The fourth proportional to 35,137.30, 48,494.04 and 21,715.06 is: 29,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,137.30 : 48,494.04 = 21,715.06 : x
  2. Step 2: Convert to fraction form
    35,137.30/48,494.04 = 21,715.06/x
  3. Step 3: Cross multiply
    35,137.30x = 48,494.04 × 21,715.06
  4. Step 4: Simplify right side
    35,137.30x = 1,053,050,988.24
  5. Step 5: Solve for x
    x = 1,053,050,988.24/35,137.30
  6. Step 6: Final answer
    x = 29,969.60

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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.