Home / 51,727.95-77,590.38-14,290.27

Finding the Fourth Proportional to 51,727.95, 77,590.38 and 14,290.27

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Solution

The fourth proportional to 51,727.95, 77,590.38 and 14,290.27 is: 21,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,727.95 : 77,590.38 = 14,290.27 : x
  2. Step 2: Convert to fraction form
    51,727.95/77,590.38 = 14,290.27/x
  3. Step 3: Cross multiply
    51,727.95x = 77,590.38 × 14,290.27
  4. Step 4: Simplify right side
    51,727.95x = 1,108,787,339.22
  5. Step 5: Solve for x
    x = 1,108,787,339.22/51,727.95
  6. Step 6: Final answer
    x = 21,434.98

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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.