Home / 35,010.15-48,312.08-19,900.71

Finding the Fourth Proportional to 35,010.15, 48,312.08 and 19,900.71

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Solution

The fourth proportional to 35,010.15, 48,312.08 and 19,900.71 is: 27,461.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,010.15 : 48,312.08 = 19,900.71 : x
  2. Step 2: Convert to fraction form
    35,010.15/48,312.08 = 19,900.71/x
  3. Step 3: Cross multiply
    35,010.15x = 48,312.08 × 19,900.71
  4. Step 4: Simplify right side
    35,010.15x = 961,444,693.58
  5. Step 5: Solve for x
    x = 961,444,693.58/35,010.15
  6. Step 6: Final answer
    x = 27,461.88

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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.