Home / 19,322.16-28,963.63-10,984.95

Finding the Fourth Proportional to 19,322.16, 28,963.63 and 10,984.95

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Solution

The fourth proportional to 19,322.16, 28,963.63 and 10,984.95 is: 16,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.16 : 28,963.63 = 10,984.95 : x
  2. Step 2: Convert to fraction form
    19,322.16/28,963.63 = 10,984.95/x
  3. Step 3: Cross multiply
    19,322.16x = 28,963.63 × 10,984.95
  4. Step 4: Simplify right side
    19,322.16x = 318,164,027.37
  5. Step 5: Solve for x
    x = 318,164,027.37/19,322.16
  6. Step 6: Final answer
    x = 16,466.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.