Home / 42,676.07-64,016.60-13,094.19

Finding the Fourth Proportional to 42,676.07, 64,016.60 and 13,094.19

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Solution

The fourth proportional to 42,676.07, 64,016.60 and 13,094.19 is: 19,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,676.07 : 64,016.60 = 13,094.19 : x
  2. Step 2: Convert to fraction form
    42,676.07/64,016.60 = 13,094.19/x
  3. Step 3: Cross multiply
    42,676.07x = 64,016.60 × 13,094.19
  4. Step 4: Simplify right side
    42,676.07x = 838,245,458.08
  5. Step 5: Solve for x
    x = 838,245,458.08/42,676.07
  6. Step 6: Final answer
    x = 19,642.05

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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.