Home / 28,061.03-42,059.74-9,336.66

Finding the Fourth Proportional to 28,061.03, 42,059.74 and 9,336.66

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Solution

The fourth proportional to 28,061.03, 42,059.74 and 9,336.66 is: 13,994.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,061.03 : 42,059.74 = 9,336.66 : x
  2. Step 2: Convert to fraction form
    28,061.03/42,059.74 = 9,336.66/x
  3. Step 3: Cross multiply
    28,061.03x = 42,059.74 × 9,336.66
  4. Step 4: Simplify right side
    28,061.03x = 392,697,492.07
  5. Step 5: Solve for x
    x = 392,697,492.07/28,061.03
  6. Step 6: Final answer
    x = 13,994.41

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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.