Home / 19,547.40-26,976.24-12,827.92

Finding the Fourth Proportional to 19,547.40, 26,976.24 and 12,827.92

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Solution

The fourth proportional to 19,547.40, 26,976.24 and 12,827.92 is: 17,703.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,547.40 : 26,976.24 = 12,827.92 : x
  2. Step 2: Convert to fraction form
    19,547.40/26,976.24 = 12,827.92/x
  3. Step 3: Cross multiply
    19,547.40x = 26,976.24 × 12,827.92
  4. Step 4: Simplify right side
    19,547.40x = 346,049,048.62
  5. Step 5: Solve for x
    x = 346,049,048.62/19,547.40
  6. Step 6: Final answer
    x = 17,703.07

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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.