Home / 19,045.59-26,276.79-12,336.36

Finding the Fourth Proportional to 19,045.59, 26,276.79 and 12,336.36

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Solution

The fourth proportional to 19,045.59, 26,276.79 and 12,336.36 is: 17,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.59 : 26,276.79 = 12,336.36 : x
  2. Step 2: Convert to fraction form
    19,045.59/26,276.79 = 12,336.36/x
  3. Step 3: Cross multiply
    19,045.59x = 26,276.79 × 12,336.36
  4. Step 4: Simplify right side
    19,045.59x = 324,159,941.08
  5. Step 5: Solve for x
    x = 324,159,941.08/19,045.59
  6. Step 6: Final answer
    x = 17,020.21

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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.