Home / 30,281.77-41,785.36-17,535.21

Finding the Fourth Proportional to 30,281.77, 41,785.36 and 17,535.21

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Solution

The fourth proportional to 30,281.77, 41,785.36 and 17,535.21 is: 24,196.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281.77 : 41,785.36 = 17,535.21 : x
  2. Step 2: Convert to fraction form
    30,281.77/41,785.36 = 17,535.21/x
  3. Step 3: Cross multiply
    30,281.77x = 41,785.36 × 17,535.21
  4. Step 4: Simplify right side
    30,281.77x = 732,715,062.53
  5. Step 5: Solve for x
    x = 732,715,062.53/30,281.77
  6. Step 6: Final answer
    x = 24,196.57

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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.