Home / 25,907.10-38,860.51-22,386.40

Finding the Fourth Proportional to 25,907.10, 38,860.51 and 22,386.40

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Solution

The fourth proportional to 25,907.10, 38,860.51 and 22,386.40 is: 33,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,907.10 : 38,860.51 = 22,386.40 : x
  2. Step 2: Convert to fraction form
    25,907.10/38,860.51 = 22,386.40/x
  3. Step 3: Cross multiply
    25,907.10x = 38,860.51 × 22,386.40
  4. Step 4: Simplify right side
    25,907.10x = 869,946,919.22
  5. Step 5: Solve for x
    x = 869,946,919.22/25,907.10
  6. Step 6: Final answer
    x = 33,579.48

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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.