Home / 15,698.93-21,657.12-10,030.73

Finding the Fourth Proportional to 15,698.93, 21,657.12 and 10,030.73

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Solution

The fourth proportional to 15,698.93, 21,657.12 and 10,030.73 is: 13,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,698.93 : 21,657.12 = 10,030.73 : x
  2. Step 2: Convert to fraction form
    15,698.93/21,657.12 = 10,030.73/x
  3. Step 3: Cross multiply
    15,698.93x = 21,657.12 × 10,030.73
  4. Step 4: Simplify right side
    15,698.93x = 217,236,723.30
  5. Step 5: Solve for x
    x = 217,236,723.30/15,698.93
  6. Step 6: Final answer
    x = 13,837.68

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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.