Home / 20,875.46-31,313.25-6,084.77

Finding the Fourth Proportional to 20,875.46, 31,313.25 and 6,084.77

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Solution

The fourth proportional to 20,875.46, 31,313.25 and 6,084.77 is: 9,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,875.46 : 31,313.25 = 6,084.77 : x
  2. Step 2: Convert to fraction form
    20,875.46/31,313.25 = 6,084.77/x
  3. Step 3: Cross multiply
    20,875.46x = 31,313.25 × 6,084.77
  4. Step 4: Simplify right side
    20,875.46x = 190,533,767.64
  5. Step 5: Solve for x
    x = 190,533,767.64/20,875.46
  6. Step 6: Final answer
    x = 9,127.17

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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.