Home / 26,223.40-36,188.47-14,286.63

Finding the Fourth Proportional to 26,223.40, 36,188.47 and 14,286.63

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Solution

The fourth proportional to 26,223.40, 36,188.47 and 14,286.63 is: 19,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.40 : 36,188.47 = 14,286.63 : x
  2. Step 2: Convert to fraction form
    26,223.40/36,188.47 = 14,286.63/x
  3. Step 3: Cross multiply
    26,223.40x = 36,188.47 × 14,286.63
  4. Step 4: Simplify right side
    26,223.40x = 517,011,281.16
  5. Step 5: Solve for x
    x = 517,011,281.16/26,223.40
  6. Step 6: Final answer
    x = 19,715.65

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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.