Home / 40,773.02-56,207.79-28,636.65

Finding the Fourth Proportional to 40,773.02, 56,207.79 and 28,636.65

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Solution

The fourth proportional to 40,773.02, 56,207.79 and 28,636.65 is: 39,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,773.02 : 56,207.79 = 28,636.65 : x
  2. Step 2: Convert to fraction form
    40,773.02/56,207.79 = 28,636.65/x
  3. Step 3: Cross multiply
    40,773.02x = 56,207.79 × 28,636.65
  4. Step 4: Simplify right side
    40,773.02x = 1,609,602,809.50
  5. Step 5: Solve for x
    x = 1,609,602,809.50/40,773.02
  6. Step 6: Final answer
    x = 39,477.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.