Home / 35,343.30-48,772.20-19,426.80

Finding the Fourth Proportional to 35,343.30, 48,772.20 and 19,426.80

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Solution

The fourth proportional to 35,343.30, 48,772.20 and 19,426.80 is: 26,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,343.30 : 48,772.20 = 19,426.80 : x
  2. Step 2: Convert to fraction form
    35,343.30/48,772.20 = 19,426.80/x
  3. Step 3: Cross multiply
    35,343.30x = 48,772.20 × 19,426.80
  4. Step 4: Simplify right side
    35,343.30x = 947,487,774.96
  5. Step 5: Solve for x
    x = 947,487,774.96/35,343.30
  6. Step 6: Final answer
    x = 26,808.13

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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.