Home / 15,973.90-22,043.47-10,008.79

Finding the Fourth Proportional to 15,973.90, 22,043.47 and 10,008.79

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Solution

The fourth proportional to 15,973.90, 22,043.47 and 10,008.79 is: 13,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.90 : 22,043.47 = 10,008.79 : x
  2. Step 2: Convert to fraction form
    15,973.90/22,043.47 = 10,008.79/x
  3. Step 3: Cross multiply
    15,973.90x = 22,043.47 × 10,008.79
  4. Step 4: Simplify right side
    15,973.90x = 220,628,301.84
  5. Step 5: Solve for x
    x = 220,628,301.84/15,973.90
  6. Step 6: Final answer
    x = 13,811.80

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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.