Home / 29,115.13-43,681.93-10,394.77

Finding the Fourth Proportional to 29,115.13, 43,681.93 and 10,394.77

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Solution

The fourth proportional to 29,115.13, 43,681.93 and 10,394.77 is: 15,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.13 : 43,681.93 = 10,394.77 : x
  2. Step 2: Convert to fraction form
    29,115.13/43,681.93 = 10,394.77/x
  3. Step 3: Cross multiply
    29,115.13x = 43,681.93 × 10,394.77
  4. Step 4: Simplify right side
    29,115.13x = 454,063,615.51
  5. Step 5: Solve for x
    x = 454,063,615.51/29,115.13
  6. Step 6: Final answer
    x = 15,595.45

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1.5x scale

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.