Home / 19,005.04-26,226.51-10,506.79

Finding the Fourth Proportional to 19,005.04, 26,226.51 and 10,506.79

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Solution

The fourth proportional to 19,005.04, 26,226.51 and 10,506.79 is: 14,499.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.04 : 26,226.51 = 10,506.79 : x
  2. Step 2: Convert to fraction form
    19,005.04/26,226.51 = 10,506.79/x
  3. Step 3: Cross multiply
    19,005.04x = 26,226.51 × 10,506.79
  4. Step 4: Simplify right side
    19,005.04x = 275,556,433.00
  5. Step 5: Solve for x
    x = 275,556,433.00/19,005.04
  6. Step 6: Final answer
    x = 14,499.12

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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.