Home / 26,801.21-36,987.53-14,865.66

Finding the Fourth Proportional to 26,801.21, 36,987.53 and 14,865.66

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Solution

The fourth proportional to 26,801.21, 36,987.53 and 14,865.66 is: 20,515.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.21 : 36,987.53 = 14,865.66 : x
  2. Step 2: Convert to fraction form
    26,801.21/36,987.53 = 14,865.66/x
  3. Step 3: Cross multiply
    26,801.21x = 36,987.53 × 14,865.66
  4. Step 4: Simplify right side
    26,801.21x = 549,844,045.22
  5. Step 5: Solve for x
    x = 549,844,045.22/26,801.21
  6. Step 6: Final answer
    x = 20,515.64

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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.