Home / 28,068.48-42,095.52-8,341.92

Finding the Fourth Proportional to 28,068.48, 42,095.52 and 8,341.92

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Solution

The fourth proportional to 28,068.48, 42,095.52 and 8,341.92 is: 12,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,068.48 : 42,095.52 = 8,341.92 : x
  2. Step 2: Convert to fraction form
    28,068.48/42,095.52 = 8,341.92/x
  3. Step 3: Cross multiply
    28,068.48x = 42,095.52 × 8,341.92
  4. Step 4: Simplify right side
    28,068.48x = 351,157,460.20
  5. Step 5: Solve for x
    x = 351,157,460.20/28,068.48
  6. Step 6: Final answer
    x = 12,510.74

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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.