Home / 26,746.83-36,909.78-15,416.37

Finding the Fourth Proportional to 26,746.83, 36,909.78 and 15,416.37

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Solution

The fourth proportional to 26,746.83, 36,909.78 and 15,416.37 is: 21,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,746.83 : 36,909.78 = 15,416.37 : x
  2. Step 2: Convert to fraction form
    26,746.83/36,909.78 = 15,416.37/x
  3. Step 3: Cross multiply
    26,746.83x = 36,909.78 × 15,416.37
  4. Step 4: Simplify right side
    26,746.83x = 569,014,825.10
  5. Step 5: Solve for x
    x = 569,014,825.10/26,746.83
  6. Step 6: Final answer
    x = 21,274.10

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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.