Home / 30,035.07-45,058.68-8,975.52

Finding the Fourth Proportional to 30,035.07, 45,058.68 and 8,975.52

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Solution

The fourth proportional to 30,035.07, 45,058.68 and 8,975.52 is: 13,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035.07 : 45,058.68 = 8,975.52 : x
  2. Step 2: Convert to fraction form
    30,035.07/45,058.68 = 8,975.52/x
  3. Step 3: Cross multiply
    30,035.07x = 45,058.68 × 8,975.52
  4. Step 4: Simplify right side
    30,035.07x = 404,425,083.51
  5. Step 5: Solve for x
    x = 404,425,083.51/30,035.07
  6. Step 6: Final answer
    x = 13,465.10

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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.