Home / 35,342.60-48,772.13-19,426.70

Finding the Fourth Proportional to 35,342.60, 48,772.13 and 19,426.70

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Solution

The fourth proportional to 35,342.60, 48,772.13 and 19,426.70 is: 26,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,342.60 : 48,772.13 = 19,426.70 : x
  2. Step 2: Convert to fraction form
    35,342.60/48,772.13 = 19,426.70/x
  3. Step 3: Cross multiply
    35,342.60x = 48,772.13 × 19,426.70
  4. Step 4: Simplify right side
    35,342.60x = 947,481,562.67
  5. Step 5: Solve for x
    x = 947,481,562.67/35,342.60
  6. Step 6: Final answer
    x = 26,808.49

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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.