Home / 19,407.32-29,109.54-6,925.92

Finding the Fourth Proportional to 19,407.32, 29,109.54 and 6,925.92

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Solution

The fourth proportional to 19,407.32, 29,109.54 and 6,925.92 is: 10,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.32 : 29,109.54 = 6,925.92 : x
  2. Step 2: Convert to fraction form
    19,407.32/29,109.54 = 6,925.92/x
  3. Step 3: Cross multiply
    19,407.32x = 29,109.54 × 6,925.92
  4. Step 4: Simplify right side
    19,407.32x = 201,610,345.28
  5. Step 5: Solve for x
    x = 201,610,345.28/19,407.32
  6. Step 6: Final answer
    x = 10,388.37

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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.