Home / 35,461.44-53,187.12-13,271.76

Finding the Fourth Proportional to 35,461.44, 53,187.12 and 13,271.76

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Solution

The fourth proportional to 35,461.44, 53,187.12 and 13,271.76 is: 19,905.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,461.44 : 53,187.12 = 13,271.76 : x
  2. Step 2: Convert to fraction form
    35,461.44/53,187.12 = 13,271.76/x
  3. Step 3: Cross multiply
    35,461.44x = 53,187.12 × 13,271.76
  4. Step 4: Simplify right side
    35,461.44x = 705,886,691.73
  5. Step 5: Solve for x
    x = 705,886,691.73/35,461.44
  6. Step 6: Final answer
    x = 19,905.75

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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.