Home / 15,543.16-23,307.89-4,447.32

Finding the Fourth Proportional to 15,543.16, 23,307.89 and 4,447.32

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Solution

The fourth proportional to 15,543.16, 23,307.89 and 4,447.32 is: 6,669.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.16 : 23,307.89 = 4,447.32 : x
  2. Step 2: Convert to fraction form
    15,543.16/23,307.89 = 4,447.32/x
  3. Step 3: Cross multiply
    15,543.16x = 23,307.89 × 4,447.32
  4. Step 4: Simplify right side
    15,543.16x = 103,657,666.82
  5. Step 5: Solve for x
    x = 103,657,666.82/15,543.16
  6. Step 6: Final answer
    x = 6,669.02

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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.