Home / 32,143.04-48,160.80-21,035.84

Finding the Fourth Proportional to 32,143.04, 48,160.80 and 21,035.84

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Solution

The fourth proportional to 32,143.04, 48,160.80 and 21,035.84 is: 31,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,143.04 : 48,160.80 = 21,035.84 : x
  2. Step 2: Convert to fraction form
    32,143.04/48,160.80 = 21,035.84/x
  3. Step 3: Cross multiply
    32,143.04x = 48,160.80 × 21,035.84
  4. Step 4: Simplify right side
    32,143.04x = 1,013,102,883.07
  5. Step 5: Solve for x
    x = 1,013,102,883.07/32,143.04
  6. Step 6: Final answer
    x = 31,518.58

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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.