Home / 24,931.80-34,405.38-14,321.16

Finding the Fourth Proportional to 24,931.80, 34,405.38 and 14,321.16

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Solution

The fourth proportional to 24,931.80, 34,405.38 and 14,321.16 is: 19,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,931.80 : 34,405.38 = 14,321.16 : x
  2. Step 2: Convert to fraction form
    24,931.80/34,405.38 = 14,321.16/x
  3. Step 3: Cross multiply
    24,931.80x = 34,405.38 × 14,321.16
  4. Step 4: Simplify right side
    24,931.80x = 492,724,951.84
  5. Step 5: Solve for x
    x = 492,724,951.84/24,931.80
  6. Step 6: Final answer
    x = 19,762.91

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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.