Home / 19,285.04-26,613.96-10,902.08

Finding the Fourth Proportional to 19,285.04, 26,613.96 and 10,902.08

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Solution

The fourth proportional to 19,285.04, 26,613.96 and 10,902.08 is: 15,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.04 : 26,613.96 = 10,902.08 : x
  2. Step 2: Convert to fraction form
    19,285.04/26,613.96 = 10,902.08/x
  3. Step 3: Cross multiply
    19,285.04x = 26,613.96 × 10,902.08
  4. Step 4: Simplify right side
    19,285.04x = 290,147,521.04
  5. Step 5: Solve for x
    x = 290,147,521.04/19,285.04
  6. Step 6: Final answer
    x = 15,045.21

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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.