Home / 27,440.51-37,867.70-15,506.17

Finding the Fourth Proportional to 27,440.51, 37,867.70 and 15,506.17

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Solution

The fourth proportional to 27,440.51, 37,867.70 and 15,506.17 is: 21,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.51 : 37,867.70 = 15,506.17 : x
  2. Step 2: Convert to fraction form
    27,440.51/37,867.70 = 15,506.17/x
  3. Step 3: Cross multiply
    27,440.51x = 37,867.70 × 15,506.17
  4. Step 4: Simplify right side
    27,440.51x = 587,182,937.81
  5. Step 5: Solve for x
    x = 587,182,937.81/27,440.51
  6. Step 6: Final answer
    x = 21,398.40

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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.