Home / 26,580.21-36,681.62-14,644.45

Finding the Fourth Proportional to 26,580.21, 36,681.62 and 14,644.45

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Solution

The fourth proportional to 26,580.21, 36,681.62 and 14,644.45 is: 20,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,580.21 : 36,681.62 = 14,644.45 : x
  2. Step 2: Convert to fraction form
    26,580.21/36,681.62 = 14,644.45/x
  3. Step 3: Cross multiply
    26,580.21x = 36,681.62 × 14,644.45
  4. Step 4: Simplify right side
    26,580.21x = 537,182,150.01
  5. Step 5: Solve for x
    x = 537,182,150.01/26,580.21
  6. Step 6: Final answer
    x = 20,209.85

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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.