Home / 10,835.40-16,180.77-10,281.84

Finding the Fourth Proportional to 10,835.40, 16,180.77 and 10,281.84

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Solution

The fourth proportional to 10,835.40, 16,180.77 and 10,281.84 is: 15,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.40 : 16,180.77 = 10,281.84 : x
  2. Step 2: Convert to fraction form
    10,835.40/16,180.77 = 10,281.84/x
  3. Step 3: Cross multiply
    10,835.40x = 16,180.77 × 10,281.84
  4. Step 4: Simplify right side
    10,835.40x = 166,368,088.22
  5. Step 5: Solve for x
    x = 166,368,088.22/10,835.40
  6. Step 6: Final answer
    x = 15,354.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.