Home / 32,685.94-49,020.81-9,312.58

Finding the Fourth Proportional to 32,685.94, 49,020.81 and 9,312.58

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Solution

The fourth proportional to 32,685.94, 49,020.81 and 9,312.58 is: 13,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,685.94 : 49,020.81 = 9,312.58 : x
  2. Step 2: Convert to fraction form
    32,685.94/49,020.81 = 9,312.58/x
  3. Step 3: Cross multiply
    32,685.94x = 49,020.81 × 9,312.58
  4. Step 4: Simplify right side
    32,685.94x = 456,510,214.79
  5. Step 5: Solve for x
    x = 456,510,214.79/32,685.94
  6. Step 6: Final answer
    x = 13,966.56

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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.