Home / 35,313.12-48,732.21-19,397.88

Finding the Fourth Proportional to 35,313.12, 48,732.21 and 19,397.88

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Solution

The fourth proportional to 35,313.12, 48,732.21 and 19,397.88 is: 26,769.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,313.12 : 48,732.21 = 19,397.88 : x
  2. Step 2: Convert to fraction form
    35,313.12/48,732.21 = 19,397.88/x
  3. Step 3: Cross multiply
    35,313.12x = 48,732.21 × 19,397.88
  4. Step 4: Simplify right side
    35,313.12x = 945,301,561.71
  5. Step 5: Solve for x
    x = 945,301,561.71/35,313.12
  6. Step 6: Final answer
    x = 26,769.13

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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.