Home / 57,117.30-85,675.93-15,564.30

Finding the Fourth Proportional to 57,117.30, 85,675.93 and 15,564.30

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Solution

The fourth proportional to 57,117.30, 85,675.93 and 15,564.30 is: 23,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,117.30 : 85,675.93 = 15,564.30 : x
  2. Step 2: Convert to fraction form
    57,117.30/85,675.93 = 15,564.30/x
  3. Step 3: Cross multiply
    57,117.30x = 85,675.93 × 15,564.30
  4. Step 4: Simplify right side
    57,117.30x = 1,333,485,877.30
  5. Step 5: Solve for x
    x = 1,333,485,877.30/57,117.30
  6. Step 6: Final answer
    x = 23,346.44

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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.