Home / 19,277.76-26,604-11,824.32

Finding the Fourth Proportional to 19,277.76, 26,604 and 11,824.32

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Solution

The fourth proportional to 19,277.76, 26,604 and 11,824.32 is: 16,317.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277.76 : 26,604 = 11,824.32 : x
  2. Step 2: Convert to fraction form
    19,277.76/26,604 = 11,824.32/x
  3. Step 3: Cross multiply
    19,277.76x = 26,604 × 11,824.32
  4. Step 4: Simplify right side
    19,277.76x = 314,574,209.28
  5. Step 5: Solve for x
    x = 314,574,209.28/19,277.76
  6. Step 6: Final answer
    x = 16,317.99

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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.