Home / 32,758.90-45,202.71-18,416.77

Finding the Fourth Proportional to 32,758.90, 45,202.71 and 18,416.77

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Solution

The fourth proportional to 32,758.90, 45,202.71 and 18,416.77 is: 25,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,758.90 : 45,202.71 = 18,416.77 : x
  2. Step 2: Convert to fraction form
    32,758.90/45,202.71 = 18,416.77/x
  3. Step 3: Cross multiply
    32,758.90x = 45,202.71 × 18,416.77
  4. Step 4: Simplify right side
    32,758.90x = 832,487,913.45
  5. Step 5: Solve for x
    x = 832,487,913.45/32,758.90
  6. Step 6: Final answer
    x = 25,412.57

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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.