Home / 26,291.32-36,277.75-15,534.70

Finding the Fourth Proportional to 26,291.32, 36,277.75 and 15,534.70

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Solution

The fourth proportional to 26,291.32, 36,277.75 and 15,534.70 is: 21,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291.32 : 36,277.75 = 15,534.70 : x
  2. Step 2: Convert to fraction form
    26,291.32/36,277.75 = 15,534.70/x
  3. Step 3: Cross multiply
    26,291.32x = 36,277.75 × 15,534.70
  4. Step 4: Simplify right side
    26,291.32x = 563,563,804.27
  5. Step 5: Solve for x
    x = 563,563,804.27/26,291.32
  6. Step 6: Final answer
    x = 21,435.35

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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.