Home / 19,645.12-29,468.64-6,497.12

Finding the Fourth Proportional to 19,645.12, 29,468.64 and 6,497.12

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Solution

The fourth proportional to 19,645.12, 29,468.64 and 6,497.12 is: 9,746.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645.12 : 29,468.64 = 6,497.12 : x
  2. Step 2: Convert to fraction form
    19,645.12/29,468.64 = 6,497.12/x
  3. Step 3: Cross multiply
    19,645.12x = 29,468.64 × 6,497.12
  4. Step 4: Simplify right side
    19,645.12x = 191,461,290.32
  5. Step 5: Solve for x
    x = 191,461,290.32/19,645.12
  6. Step 6: Final answer
    x = 9,746.00

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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.