Home / 27,579.04-38,038.24-19,095.36

Finding the Fourth Proportional to 27,579.04, 38,038.24 and 19,095.36

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Solution

The fourth proportional to 27,579.04, 38,038.24 and 19,095.36 is: 26,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579.04 : 38,038.24 = 19,095.36 : x
  2. Step 2: Convert to fraction form
    27,579.04/38,038.24 = 19,095.36/x
  3. Step 3: Cross multiply
    27,579.04x = 38,038.24 × 19,095.36
  4. Step 4: Simplify right side
    27,579.04x = 726,353,886.57
  5. Step 5: Solve for x
    x = 726,353,886.57/27,579.04
  6. Step 6: Final answer
    x = 26,337.17

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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.