Home / 35,707.54-53,565.96-13,215.16

Finding the Fourth Proportional to 35,707.54, 53,565.96 and 13,215.16

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Solution

The fourth proportional to 35,707.54, 53,565.96 and 13,215.16 is: 19,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.54 : 53,565.96 = 13,215.16 : x
  2. Step 2: Convert to fraction form
    35,707.54/53,565.96 = 13,215.16/x
  3. Step 3: Cross multiply
    35,707.54x = 53,565.96 × 13,215.16
  4. Step 4: Simplify right side
    35,707.54x = 707,882,731.95
  5. Step 5: Solve for x
    x = 707,882,731.95/35,707.54
  6. Step 6: Final answer
    x = 19,824.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.