Home / 39,543.42-59,315.80-14,570.60

Finding the Fourth Proportional to 39,543.42, 59,315.80 and 14,570.60

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Solution

The fourth proportional to 39,543.42, 59,315.80 and 14,570.60 is: 21,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,543.42 : 59,315.80 = 14,570.60 : x
  2. Step 2: Convert to fraction form
    39,543.42/59,315.80 = 14,570.60/x
  3. Step 3: Cross multiply
    39,543.42x = 59,315.80 × 14,570.60
  4. Step 4: Simplify right side
    39,543.42x = 864,266,795.48
  5. Step 5: Solve for x
    x = 864,266,795.48/39,543.42
  6. Step 6: Final answer
    x = 21,856.15

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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.