Home / 35,008.15-48,309.32-19,898.71

Finding the Fourth Proportional to 35,008.15, 48,309.32 and 19,898.71

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Solution

The fourth proportional to 35,008.15, 48,309.32 and 19,898.71 is: 27,459.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,008.15 : 48,309.32 = 19,898.71 : x
  2. Step 2: Convert to fraction form
    35,008.15/48,309.32 = 19,898.71/x
  3. Step 3: Cross multiply
    35,008.15x = 48,309.32 × 19,898.71
  4. Step 4: Simplify right side
    35,008.15x = 961,293,148.98
  5. Step 5: Solve for x
    x = 961,293,148.98/35,008.15
  6. Step 6: Final answer
    x = 27,459.12

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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.