Home / 53,688.76-74,127.56-33,554.69

Finding the Fourth Proportional to 53,688.76, 74,127.56 and 33,554.69

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Solution

The fourth proportional to 53,688.76, 74,127.56 and 33,554.69 is: 46,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,688.76 : 74,127.56 = 33,554.69 : x
  2. Step 2: Convert to fraction form
    53,688.76/74,127.56 = 33,554.69/x
  3. Step 3: Cross multiply
    53,688.76x = 74,127.56 × 33,554.69
  4. Step 4: Simplify right side
    53,688.76x = 2,487,327,035.82
  5. Step 5: Solve for x
    x = 2,487,327,035.82/53,688.76
  6. Step 6: Final answer
    x = 46,328.64

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1.5x scale

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.