Home / 19,457.50-26,851.46-11,074

Finding the Fourth Proportional to 19,457.50, 26,851.46 and 11,074

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Solution

The fourth proportional to 19,457.50, 26,851.46 and 11,074 is: 15,282.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.50 : 26,851.46 = 11,074 : x
  2. Step 2: Convert to fraction form
    19,457.50/26,851.46 = 11,074/x
  3. Step 3: Cross multiply
    19,457.50x = 26,851.46 × 11,074
  4. Step 4: Simplify right side
    19,457.50x = 297,353,068.04
  5. Step 5: Solve for x
    x = 297,353,068.04/19,457.50
  6. Step 6: Final answer
    x = 15,282.18

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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.