Home / 19,397.08-26,730.42-13,798.36

Finding the Fourth Proportional to 19,397.08, 26,730.42 and 13,798.36

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Solution

The fourth proportional to 19,397.08, 26,730.42 and 13,798.36 is: 19,015.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.08 : 26,730.42 = 13,798.36 : x
  2. Step 2: Convert to fraction form
    19,397.08/26,730.42 = 13,798.36/x
  3. Step 3: Cross multiply
    19,397.08x = 26,730.42 × 13,798.36
  4. Step 4: Simplify right side
    19,397.08x = 368,835,958.11
  5. Step 5: Solve for x
    x = 368,835,958.11/19,397.08
  6. Step 6: Final answer
    x = 19,015.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.