Home / 19,970.32-29,973.88-10,116.46

Finding the Fourth Proportional to 19,970.32, 29,973.88 and 10,116.46

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Solution

The fourth proportional to 19,970.32, 29,973.88 and 10,116.46 is: 15,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,970.32 : 29,973.88 = 10,116.46 : x
  2. Step 2: Convert to fraction form
    19,970.32/29,973.88 = 10,116.46/x
  3. Step 3: Cross multiply
    19,970.32x = 29,973.88 × 10,116.46
  4. Step 4: Simplify right side
    19,970.32x = 303,229,558.06
  5. Step 5: Solve for x
    x = 303,229,558.06/19,970.32
  6. Step 6: Final answer
    x = 15,184.01

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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.