Home / 28,502.69-39,344.81-25,513.35

Finding the Fourth Proportional to 28,502.69, 39,344.81 and 25,513.35

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Solution

The fourth proportional to 28,502.69, 39,344.81 and 25,513.35 is: 35,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,502.69 : 39,344.81 = 25,513.35 : x
  2. Step 2: Convert to fraction form
    28,502.69/39,344.81 = 25,513.35/x
  3. Step 3: Cross multiply
    28,502.69x = 39,344.81 × 25,513.35
  4. Step 4: Simplify right side
    28,502.69x = 1,003,817,633.10
  5. Step 5: Solve for x
    x = 1,003,817,633.10/28,502.69
  6. Step 6: Final answer
    x = 35,218.35

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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.