Home / 28,360.84-42,547.44-10,835.68

Finding the Fourth Proportional to 28,360.84, 42,547.44 and 10,835.68

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Solution

The fourth proportional to 28,360.84, 42,547.44 and 10,835.68 is: 16,255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,360.84 : 42,547.44 = 10,835.68 : x
  2. Step 2: Convert to fraction form
    28,360.84/42,547.44 = 10,835.68/x
  3. Step 3: Cross multiply
    28,360.84x = 42,547.44 × 10,835.68
  4. Step 4: Simplify right side
    28,360.84x = 461,030,444.66
  5. Step 5: Solve for x
    x = 461,030,444.66/28,360.84
  6. Step 6: Final answer
    x = 16,255.88

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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.