Home / 15,798.98-21,800.67-10,054.46

Finding the Fourth Proportional to 15,798.98, 21,800.67 and 10,054.46

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Solution

The fourth proportional to 15,798.98, 21,800.67 and 10,054.46 is: 13,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798.98 : 21,800.67 = 10,054.46 : x
  2. Step 2: Convert to fraction form
    15,798.98/21,800.67 = 10,054.46/x
  3. Step 3: Cross multiply
    15,798.98x = 21,800.67 × 10,054.46
  4. Step 4: Simplify right side
    15,798.98x = 219,193,964.49
  5. Step 5: Solve for x
    x = 219,193,964.49/15,798.98
  6. Step 6: Final answer
    x = 13,873.93

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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.