Home / 19,352.68-26,665.54-13,054.12

Finding the Fourth Proportional to 19,352.68, 26,665.54 and 13,054.12

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Solution

The fourth proportional to 19,352.68, 26,665.54 and 13,054.12 is: 17,986.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.68 : 26,665.54 = 13,054.12 : x
  2. Step 2: Convert to fraction form
    19,352.68/26,665.54 = 13,054.12/x
  3. Step 3: Cross multiply
    19,352.68x = 26,665.54 × 13,054.12
  4. Step 4: Simplify right side
    19,352.68x = 348,095,159.02
  5. Step 5: Solve for x
    x = 348,095,159.02/19,352.68
  6. Step 6: Final answer
    x = 17,986.92

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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.