Home / 32,088.90-48,112.86-15,415.76

Finding the Fourth Proportional to 32,088.90, 48,112.86 and 15,415.76

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Solution

The fourth proportional to 32,088.90, 48,112.86 and 15,415.76 is: 23,113.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,088.90 : 48,112.86 = 15,415.76 : x
  2. Step 2: Convert to fraction form
    32,088.90/48,112.86 = 15,415.76/x
  3. Step 3: Cross multiply
    32,088.90x = 48,112.86 × 15,415.76
  4. Step 4: Simplify right side
    32,088.90x = 741,696,302.67
  5. Step 5: Solve for x
    x = 741,696,302.67/32,088.90
  6. Step 6: Final answer
    x = 23,113.80

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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.