Home / 53,913.02-74,401.20-30,041.15

Finding the Fourth Proportional to 53,913.02, 74,401.20 and 30,041.15

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Solution

The fourth proportional to 53,913.02, 74,401.20 and 30,041.15 is: 41,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,913.02 : 74,401.20 = 30,041.15 : x
  2. Step 2: Convert to fraction form
    53,913.02/74,401.20 = 30,041.15/x
  3. Step 3: Cross multiply
    53,913.02x = 74,401.20 × 30,041.15
  4. Step 4: Simplify right side
    53,913.02x = 2,235,097,237.37
  5. Step 5: Solve for x
    x = 2,235,097,237.37/53,913.02
  6. Step 6: Final answer
    x = 41,457.47

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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.