Home / 16,866.42-25,300.14-4,386.18

Finding the Fourth Proportional to 16,866.42, 25,300.14 and 4,386.18

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Solution

The fourth proportional to 16,866.42, 25,300.14 and 4,386.18 is: 6,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.42 : 25,300.14 = 4,386.18 : x
  2. Step 2: Convert to fraction form
    16,866.42/25,300.14 = 4,386.18/x
  3. Step 3: Cross multiply
    16,866.42x = 25,300.14 × 4,386.18
  4. Step 4: Simplify right side
    16,866.42x = 110,970,968.07
  5. Step 5: Solve for x
    x = 110,970,968.07/16,866.42
  6. Step 6: Final answer
    x = 6,579.40

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1.5x scale

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.