Home / 34,541.81-51,543.32-30,818.44

Finding the Fourth Proportional to 34,541.81, 51,543.32 and 30,818.44

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Solution

The fourth proportional to 34,541.81, 51,543.32 and 30,818.44 is: 45,987.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,541.81 : 51,543.32 = 30,818.44 : x
  2. Step 2: Convert to fraction form
    34,541.81/51,543.32 = 30,818.44/x
  3. Step 3: Cross multiply
    34,541.81x = 51,543.32 × 30,818.44
  4. Step 4: Simplify right side
    34,541.81x = 1,588,484,798.51
  5. Step 5: Solve for x
    x = 1,588,484,798.51/34,541.81
  6. Step 6: Final answer
    x = 45,987.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.