Home / 19,735.07-29,581.93-9,196.40

Finding the Fourth Proportional to 19,735.07, 29,581.93 and 9,196.40

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Solution

The fourth proportional to 19,735.07, 29,581.93 and 9,196.40 is: 13,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.07 : 29,581.93 = 9,196.40 : x
  2. Step 2: Convert to fraction form
    19,735.07/29,581.93 = 9,196.40/x
  3. Step 3: Cross multiply
    19,735.07x = 29,581.93 × 9,196.40
  4. Step 4: Simplify right side
    19,735.07x = 272,047,372.37
  5. Step 5: Solve for x
    x = 272,047,372.37/19,735.07
  6. Step 6: Final answer
    x = 13,784.97

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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.