Home / 32,907.72-45,412.65-18,570.58

Finding the Fourth Proportional to 32,907.72, 45,412.65 and 18,570.58

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Solution

The fourth proportional to 32,907.72, 45,412.65 and 18,570.58 is: 25,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,907.72 : 45,412.65 = 18,570.58 : x
  2. Step 2: Convert to fraction form
    32,907.72/45,412.65 = 18,570.58/x
  3. Step 3: Cross multiply
    32,907.72x = 45,412.65 × 18,570.58
  4. Step 4: Simplify right side
    32,907.72x = 843,339,249.84
  5. Step 5: Solve for x
    x = 843,339,249.84/32,907.72
  6. Step 6: Final answer
    x = 25,627.40

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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.