Home / 30,154.08-41,615.43-17,407.68

Finding the Fourth Proportional to 30,154.08, 41,615.43 and 17,407.68

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Solution

The fourth proportional to 30,154.08, 41,615.43 and 17,407.68 is: 24,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.08 : 41,615.43 = 17,407.68 : x
  2. Step 2: Convert to fraction form
    30,154.08/41,615.43 = 17,407.68/x
  3. Step 3: Cross multiply
    30,154.08x = 41,615.43 × 17,407.68
  4. Step 4: Simplify right side
    30,154.08x = 724,428,088.50
  5. Step 5: Solve for x
    x = 724,428,088.50/30,154.08
  6. Step 6: Final answer
    x = 24,024.21

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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.