Home / 56,343.23-84,547.67-21,285.62

Finding the Fourth Proportional to 56,343.23, 84,547.67 and 21,285.62

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Solution

The fourth proportional to 56,343.23, 84,547.67 and 21,285.62 is: 31,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,343.23 : 84,547.67 = 21,285.62 : x
  2. Step 2: Convert to fraction form
    56,343.23/84,547.67 = 21,285.62/x
  3. Step 3: Cross multiply
    56,343.23x = 84,547.67 × 21,285.62
  4. Step 4: Simplify right side
    56,343.23x = 1,799,649,363.39
  5. Step 5: Solve for x
    x = 1,799,649,363.39/56,343.23
  6. Step 6: Final answer
    x = 31,940.83

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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.