Home / 19,054.79-26,279.37-15,068.98

Finding the Fourth Proportional to 19,054.79, 26,279.37 and 15,068.98

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Solution

The fourth proportional to 19,054.79, 26,279.37 and 15,068.98 is: 20,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.79 : 26,279.37 = 15,068.98 : x
  2. Step 2: Convert to fraction form
    19,054.79/26,279.37 = 15,068.98/x
  3. Step 3: Cross multiply
    19,054.79x = 26,279.37 × 15,068.98
  4. Step 4: Simplify right side
    19,054.79x = 396,003,333.79
  5. Step 5: Solve for x
    x = 396,003,333.79/19,054.79
  6. Step 6: Final answer
    x = 20,782.35

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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.