Home / 36,875.35-55,368.23-21,098.17

Finding the Fourth Proportional to 36,875.35, 55,368.23 and 21,098.17

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Solution

The fourth proportional to 36,875.35, 55,368.23 and 21,098.17 is: 31,678.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,875.35 : 55,368.23 = 21,098.17 : x
  2. Step 2: Convert to fraction form
    36,875.35/55,368.23 = 21,098.17/x
  3. Step 3: Cross multiply
    36,875.35x = 55,368.23 × 21,098.17
  4. Step 4: Simplify right side
    36,875.35x = 1,168,167,946.81
  5. Step 5: Solve for x
    x = 1,168,167,946.81/36,875.35
  6. Step 6: Final answer
    x = 31,678.83

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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.