Home / 53,114.72-79,644.60-15,670.01

Finding the Fourth Proportional to 53,114.72, 79,644.60 and 15,670.01

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Solution

The fourth proportional to 53,114.72, 79,644.60 and 15,670.01 is: 23,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,114.72 : 79,644.60 = 15,670.01 : x
  2. Step 2: Convert to fraction form
    53,114.72/79,644.60 = 15,670.01/x
  3. Step 3: Cross multiply
    53,114.72x = 79,644.60 × 15,670.01
  4. Step 4: Simplify right side
    53,114.72x = 1,248,031,280.22
  5. Step 5: Solve for x
    x = 1,248,031,280.22/53,114.72
  6. Step 6: Final answer
    x = 23,496.90

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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.