Home / 19,029.66-28,541.61-6,547.74

Finding the Fourth Proportional to 19,029.66, 28,541.61 and 6,547.74

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Solution

The fourth proportional to 19,029.66, 28,541.61 and 6,547.74 is: 9,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,029.66 : 28,541.61 = 6,547.74 : x
  2. Step 2: Convert to fraction form
    19,029.66/28,541.61 = 6,547.74/x
  3. Step 3: Cross multiply
    19,029.66x = 28,541.61 × 6,547.74
  4. Step 4: Simplify right side
    19,029.66x = 186,883,041.46
  5. Step 5: Solve for x
    x = 186,883,041.46/19,029.66
  6. Step 6: Final answer
    x = 9,820.62

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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.