Home / 32,915.45-49,400.81-14,209.61

Finding the Fourth Proportional to 32,915.45, 49,400.81 and 14,209.61

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Solution

The fourth proportional to 32,915.45, 49,400.81 and 14,209.61 is: 21,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,915.45 : 49,400.81 = 14,209.61 : x
  2. Step 2: Convert to fraction form
    32,915.45/49,400.81 = 14,209.61/x
  3. Step 3: Cross multiply
    32,915.45x = 49,400.81 × 14,209.61
  4. Step 4: Simplify right side
    32,915.45x = 701,966,402.81
  5. Step 5: Solve for x
    x = 701,966,402.81/32,915.45
  6. Step 6: Final answer
    x = 21,326.35

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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.