Home / 35,652.55-53,531.40-19,888.38

Finding the Fourth Proportional to 35,652.55, 53,531.40 and 19,888.38

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Solution

The fourth proportional to 35,652.55, 53,531.40 and 19,888.38 is: 29,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,652.55 : 53,531.40 = 19,888.38 : x
  2. Step 2: Convert to fraction form
    35,652.55/53,531.40 = 19,888.38/x
  3. Step 3: Cross multiply
    35,652.55x = 53,531.40 × 19,888.38
  4. Step 4: Simplify right side
    35,652.55x = 1,064,652,825.13
  5. Step 5: Solve for x
    x = 1,064,652,825.13/35,652.55
  6. Step 6: Final answer
    x = 29,861.90

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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.