Home / 57,741.10-86,611.65-39,030.10

Finding the Fourth Proportional to 57,741.10, 86,611.65 and 39,030.10

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Solution

The fourth proportional to 57,741.10, 86,611.65 and 39,030.10 is: 58,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,741.10 : 86,611.65 = 39,030.10 : x
  2. Step 2: Convert to fraction form
    57,741.10/86,611.65 = 39,030.10/x
  3. Step 3: Cross multiply
    57,741.10x = 86,611.65 × 39,030.10
  4. Step 4: Simplify right side
    57,741.10x = 3,380,461,360.67
  5. Step 5: Solve for x
    x = 3,380,461,360.67/57,741.10
  6. Step 6: Final answer
    x = 58,545.15

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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.