Home / 53,675.61-74,074.65-29,802.28

Finding the Fourth Proportional to 53,675.61, 74,074.65 and 29,802.28

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Solution

The fourth proportional to 53,675.61, 74,074.65 and 29,802.28 is: 41,128.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,675.61 : 74,074.65 = 29,802.28 : x
  2. Step 2: Convert to fraction form
    53,675.61/74,074.65 = 29,802.28/x
  3. Step 3: Cross multiply
    53,675.61x = 74,074.65 × 29,802.28
  4. Step 4: Simplify right side
    53,675.61x = 2,207,593,460.20
  5. Step 5: Solve for x
    x = 2,207,593,460.20/53,675.61
  6. Step 6: Final answer
    x = 41,128.43

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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.