Home / 18,370.13-27,547.43-6,526.87

Finding the Fourth Proportional to 18,370.13, 27,547.43 and 6,526.87

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Solution

The fourth proportional to 18,370.13, 27,547.43 and 6,526.87 is: 9,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.13 : 27,547.43 = 6,526.87 : x
  2. Step 2: Convert to fraction form
    18,370.13/27,547.43 = 6,526.87/x
  3. Step 3: Cross multiply
    18,370.13x = 27,547.43 × 6,526.87
  4. Step 4: Simplify right side
    18,370.13x = 179,798,324.07
  5. Step 5: Solve for x
    x = 179,798,324.07/18,370.13
  6. Step 6: Final answer
    x = 9,787.54

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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.