Home / 53,466.36-73,802.02-30,814.40

Finding the Fourth Proportional to 53,466.36, 73,802.02 and 30,814.40

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Solution

The fourth proportional to 53,466.36, 73,802.02 and 30,814.40 is: 42,534.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,466.36 : 73,802.02 = 30,814.40 : x
  2. Step 2: Convert to fraction form
    53,466.36/73,802.02 = 30,814.40/x
  3. Step 3: Cross multiply
    53,466.36x = 73,802.02 × 30,814.40
  4. Step 4: Simplify right side
    53,466.36x = 2,274,164,442.01
  5. Step 5: Solve for x
    x = 2,274,164,442.01/53,466.36
  6. Step 6: Final answer
    x = 42,534.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.