Home / 53,888.06-74,363.60-30,013.45

Finding the Fourth Proportional to 53,888.06, 74,363.60 and 30,013.45

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Solution

The fourth proportional to 53,888.06, 74,363.60 and 30,013.45 is: 41,417.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888.06 : 74,363.60 = 30,013.45 : x
  2. Step 2: Convert to fraction form
    53,888.06/74,363.60 = 30,013.45/x
  3. Step 3: Cross multiply
    53,888.06x = 74,363.60 × 30,013.45
  4. Step 4: Simplify right side
    53,888.06x = 2,231,907,668.53
  5. Step 5: Solve for x
    x = 2,231,907,668.53/53,888.06
  6. Step 6: Final answer
    x = 41,417.48

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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.