Home / 26,385.21-36,411.32-14,447.84

Finding the Fourth Proportional to 26,385.21, 36,411.32 and 14,447.84

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Solution

The fourth proportional to 26,385.21, 36,411.32 and 14,447.84 is: 19,937.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.21 : 36,411.32 = 14,447.84 : x
  2. Step 2: Convert to fraction form
    26,385.21/36,411.32 = 14,447.84/x
  3. Step 3: Cross multiply
    26,385.21x = 36,411.32 × 14,447.84
  4. Step 4: Simplify right side
    26,385.21x = 526,064,779.61
  5. Step 5: Solve for x
    x = 526,064,779.61/26,385.21
  6. Step 6: Final answer
    x = 19,937.87

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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.