Home / 13,001.58-19,505.88-5,606.46

Finding the Fourth Proportional to 13,001.58, 19,505.88 and 5,606.46

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Solution

The fourth proportional to 13,001.58, 19,505.88 and 5,606.46 is: 8,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.58 : 19,505.88 = 5,606.46 : x
  2. Step 2: Convert to fraction form
    13,001.58/19,505.88 = 5,606.46/x
  3. Step 3: Cross multiply
    13,001.58x = 19,505.88 × 5,606.46
  4. Step 4: Simplify right side
    13,001.58x = 109,358,935.98
  5. Step 5: Solve for x
    x = 109,358,935.98/13,001.58
  6. Step 6: Final answer
    x = 8,411.20

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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.