Home / 17,485.83-24,130.94-9,931.70

Finding the Fourth Proportional to 17,485.83, 24,130.94 and 9,931.70

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Solution

The fourth proportional to 17,485.83, 24,130.94 and 9,931.70 is: 13,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.83 : 24,130.94 = 9,931.70 : x
  2. Step 2: Convert to fraction form
    17,485.83/24,130.94 = 9,931.70/x
  3. Step 3: Cross multiply
    17,485.83x = 24,130.94 × 9,931.70
  4. Step 4: Simplify right side
    17,485.83x = 239,661,256.80
  5. Step 5: Solve for x
    x = 239,661,256.80/17,485.83
  6. Step 6: Final answer
    x = 13,706.03

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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.