Home / 26,142.21-36,070.43-14,810.72

Finding the Fourth Proportional to 26,142.21, 36,070.43 and 14,810.72

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Solution

The fourth proportional to 26,142.21, 36,070.43 and 14,810.72 is: 20,435.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.21 : 36,070.43 = 14,810.72 : x
  2. Step 2: Convert to fraction form
    26,142.21/36,070.43 = 14,810.72/x
  3. Step 3: Cross multiply
    26,142.21x = 36,070.43 × 14,810.72
  4. Step 4: Simplify right side
    26,142.21x = 534,228,784.60
  5. Step 5: Solve for x
    x = 534,228,784.60/26,142.21
  6. Step 6: Final answer
    x = 20,435.49

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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.