Home / 26,749.32-36,905.58-15,569.16

Finding the Fourth Proportional to 26,749.32, 36,905.58 and 15,569.16

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Solution

The fourth proportional to 26,749.32, 36,905.58 and 15,569.16 is: 21,480.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.32 : 36,905.58 = 15,569.16 : x
  2. Step 2: Convert to fraction form
    26,749.32/36,905.58 = 15,569.16/x
  3. Step 3: Cross multiply
    26,749.32x = 36,905.58 × 15,569.16
  4. Step 4: Simplify right side
    26,749.32x = 574,588,879.91
  5. Step 5: Solve for x
    x = 574,588,879.91/26,749.32
  6. Step 6: Final answer
    x = 21,480.50

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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.