Home / 30,289.04-41,801.64-17,715.68

Finding the Fourth Proportional to 30,289.04, 41,801.64 and 17,715.68

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Solution

The fourth proportional to 30,289.04, 41,801.64 and 17,715.68 is: 24,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289.04 : 41,801.64 = 17,715.68 : x
  2. Step 2: Convert to fraction form
    30,289.04/41,801.64 = 17,715.68/x
  3. Step 3: Cross multiply
    30,289.04x = 41,801.64 × 17,715.68
  4. Step 4: Simplify right side
    30,289.04x = 740,544,477.72
  5. Step 5: Solve for x
    x = 740,544,477.72/30,289.04
  6. Step 6: Final answer
    x = 24,449.26

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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.