Home / 19,547.56-26,975.73-11,486.65

Finding the Fourth Proportional to 19,547.56, 26,975.73 and 11,486.65

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Solution

The fourth proportional to 19,547.56, 26,975.73 and 11,486.65 is: 15,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,547.56 : 26,975.73 = 11,486.65 : x
  2. Step 2: Convert to fraction form
    19,547.56/26,975.73 = 11,486.65/x
  3. Step 3: Cross multiply
    19,547.56x = 26,975.73 × 11,486.65
  4. Step 4: Simplify right side
    19,547.56x = 309,860,769.00
  5. Step 5: Solve for x
    x = 309,860,769.00/19,547.56
  6. Step 6: Final answer
    x = 15,851.63

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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.