Home / 19,585.54-27,081.20-19,269.01

Finding the Fourth Proportional to 19,585.54, 27,081.20 and 19,269.01

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Solution

The fourth proportional to 19,585.54, 27,081.20 and 19,269.01 is: 26,643.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.54 : 27,081.20 = 19,269.01 : x
  2. Step 2: Convert to fraction form
    19,585.54/27,081.20 = 19,269.01/x
  3. Step 3: Cross multiply
    19,585.54x = 27,081.20 × 19,269.01
  4. Step 4: Simplify right side
    19,585.54x = 521,827,681.86
  5. Step 5: Solve for x
    x = 521,827,681.86/19,585.54
  6. Step 6: Final answer
    x = 26,643.52

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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.