Home / 28,799.95-39,742.53-16,054.53

Finding the Fourth Proportional to 28,799.95, 39,742.53 and 16,054.53

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Solution

The fourth proportional to 28,799.95, 39,742.53 and 16,054.53 is: 22,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,799.95 : 39,742.53 = 16,054.53 : x
  2. Step 2: Convert to fraction form
    28,799.95/39,742.53 = 16,054.53/x
  3. Step 3: Cross multiply
    28,799.95x = 39,742.53 × 16,054.53
  4. Step 4: Simplify right side
    28,799.95x = 638,047,640.16
  5. Step 5: Solve for x
    x = 638,047,640.16/28,799.95
  6. Step 6: Final answer
    x = 22,154.47

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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.