Home / 19,946.55-29,928.64-10,584.29

Finding the Fourth Proportional to 19,946.55, 29,928.64 and 10,584.29

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Solution

The fourth proportional to 19,946.55, 29,928.64 and 10,584.29 is: 15,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.55 : 29,928.64 = 10,584.29 : x
  2. Step 2: Convert to fraction form
    19,946.55/29,928.64 = 10,584.29/x
  3. Step 3: Cross multiply
    19,946.55x = 29,928.64 × 10,584.29
  4. Step 4: Simplify right side
    19,946.55x = 316,773,228.96
  5. Step 5: Solve for x
    x = 316,773,228.96/19,946.55
  6. Step 6: Final answer
    x = 15,881.10

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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.