Home / 61,113.04-91,669.64-16,740.18

Finding the Fourth Proportional to 61,113.04, 91,669.64 and 16,740.18

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Solution

The fourth proportional to 61,113.04, 91,669.64 and 16,740.18 is: 25,110.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113.04 : 91,669.64 = 16,740.18 : x
  2. Step 2: Convert to fraction form
    61,113.04/91,669.64 = 16,740.18/x
  3. Step 3: Cross multiply
    61,113.04x = 91,669.64 × 16,740.18
  4. Step 4: Simplify right side
    61,113.04x = 1,534,566,190.43
  5. Step 5: Solve for x
    x = 1,534,566,190.43/61,113.04
  6. Step 6: Final answer
    x = 25,110.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.