Home / 30,113.13-41,549.12-18,011.26

Finding the Fourth Proportional to 30,113.13, 41,549.12 and 18,011.26

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Solution

The fourth proportional to 30,113.13, 41,549.12 and 18,011.26 is: 24,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.13 : 41,549.12 = 18,011.26 : x
  2. Step 2: Convert to fraction form
    30,113.13/41,549.12 = 18,011.26/x
  3. Step 3: Cross multiply
    30,113.13x = 41,549.12 × 18,011.26
  4. Step 4: Simplify right side
    30,113.13x = 748,352,032.51
  5. Step 5: Solve for x
    x = 748,352,032.51/30,113.13
  6. Step 6: Final answer
    x = 24,851.35

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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.