Home / 26,579.81-36,680.14-14,643.11

Finding the Fourth Proportional to 26,579.81, 36,680.14 and 14,643.11

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Solution

The fourth proportional to 26,579.81, 36,680.14 and 14,643.11 is: 20,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.81 : 36,680.14 = 14,643.11 : x
  2. Step 2: Convert to fraction form
    26,579.81/36,680.14 = 14,643.11/x
  3. Step 3: Cross multiply
    26,579.81x = 36,680.14 × 14,643.11
  4. Step 4: Simplify right side
    26,579.81x = 537,111,434.84
  5. Step 5: Solve for x
    x = 537,111,434.84/26,579.81
  6. Step 6: Final answer
    x = 20,207.50

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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.