Home / 13,392.31-20,088.66-5,068.34

Finding the Fourth Proportional to 13,392.31, 20,088.66 and 5,068.34

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Solution

The fourth proportional to 13,392.31, 20,088.66 and 5,068.34 is: 7,602.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.31 : 20,088.66 = 5,068.34 : x
  2. Step 2: Convert to fraction form
    13,392.31/20,088.66 = 5,068.34/x
  3. Step 3: Cross multiply
    13,392.31x = 20,088.66 × 5,068.34
  4. Step 4: Simplify right side
    13,392.31x = 101,816,159.02
  5. Step 5: Solve for x
    x = 101,816,159.02/13,392.31
  6. Step 6: Final answer
    x = 7,602.59

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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.