Home / 15,547.80-23,313.15-10,623

Finding the Fourth Proportional to 15,547.80, 23,313.15 and 10,623

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Solution

The fourth proportional to 15,547.80, 23,313.15 and 10,623 is: 15,928.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.80 : 23,313.15 = 10,623 : x
  2. Step 2: Convert to fraction form
    15,547.80/23,313.15 = 10,623/x
  3. Step 3: Cross multiply
    15,547.80x = 23,313.15 × 10,623
  4. Step 4: Simplify right side
    15,547.80x = 247,655,592.45
  5. Step 5: Solve for x
    x = 247,655,592.45/15,547.80
  6. Step 6: Final answer
    x = 15,928.66

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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.