Home / 26,742.52-36,904.68-14,643.77

Finding the Fourth Proportional to 26,742.52, 36,904.68 and 14,643.77

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Solution

The fourth proportional to 26,742.52, 36,904.68 and 14,643.77 is: 20,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.52 : 36,904.68 = 14,643.77 : x
  2. Step 2: Convert to fraction form
    26,742.52/36,904.68 = 14,643.77/x
  3. Step 3: Cross multiply
    26,742.52x = 36,904.68 × 14,643.77
  4. Step 4: Simplify right side
    26,742.52x = 540,423,650.16
  5. Step 5: Solve for x
    x = 540,423,650.16/26,742.52
  6. Step 6: Final answer
    x = 20,208.40

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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.