Home / 19,206.18-26,512.20-13,549.14

Finding the Fourth Proportional to 19,206.18, 26,512.20 and 13,549.14

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Solution

The fourth proportional to 19,206.18, 26,512.20 and 13,549.14 is: 18,703.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206.18 : 26,512.20 = 13,549.14 : x
  2. Step 2: Convert to fraction form
    19,206.18/26,512.20 = 13,549.14/x
  3. Step 3: Cross multiply
    19,206.18x = 26,512.20 × 13,549.14
  4. Step 4: Simplify right side
    19,206.18x = 359,217,509.51
  5. Step 5: Solve for x
    x = 359,217,509.51/19,206.18
  6. Step 6: Final answer
    x = 18,703.23

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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.