Home / 18,677.04-25,775.88-10,295.12

Finding the Fourth Proportional to 18,677.04, 25,775.88 and 10,295.12

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Solution

The fourth proportional to 18,677.04, 25,775.88 and 10,295.12 is: 14,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677.04 : 25,775.88 = 10,295.12 : x
  2. Step 2: Convert to fraction form
    18,677.04/25,775.88 = 10,295.12/x
  3. Step 3: Cross multiply
    18,677.04x = 25,775.88 × 10,295.12
  4. Step 4: Simplify right side
    18,677.04x = 265,365,777.71
  5. Step 5: Solve for x
    x = 265,365,777.71/18,677.04
  6. Step 6: Final answer
    x = 14,208.13

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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.