Home / 19,916.28-29,792.34-16,366.32

Finding the Fourth Proportional to 19,916.28, 29,792.34 and 16,366.32

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Solution

The fourth proportional to 19,916.28, 29,792.34 and 16,366.32 is: 24,482.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,916.28 : 29,792.34 = 16,366.32 : x
  2. Step 2: Convert to fraction form
    19,916.28/29,792.34 = 16,366.32/x
  3. Step 3: Cross multiply
    19,916.28x = 29,792.34 × 16,366.32
  4. Step 4: Simplify right side
    19,916.28x = 487,590,969.99
  5. Step 5: Solve for x
    x = 487,590,969.99/19,916.28
  6. Step 6: Final answer
    x = 24,482.03

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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.