Home / 40,566.90-56,268.72-39,487.98

Finding the Fourth Proportional to 40,566.90, 56,268.72 and 39,487.98

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Solution

The fourth proportional to 40,566.90, 56,268.72 and 39,487.98 is: 54,772.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,566.90 : 56,268.72 = 39,487.98 : x
  2. Step 2: Convert to fraction form
    40,566.90/56,268.72 = 39,487.98/x
  3. Step 3: Cross multiply
    40,566.90x = 56,268.72 × 39,487.98
  4. Step 4: Simplify right side
    40,566.90x = 2,221,938,089.99
  5. Step 5: Solve for x
    x = 2,221,938,089.99/40,566.90
  6. Step 6: Final answer
    x = 54,772.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.