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Finding the Fourth Proportional to 35,447.51, 53,152.88 and 10,484.28

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Solution

The fourth proportional to 35,447.51, 53,152.88 and 10,484.28 is: 15,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447.51 : 53,152.88 = 10,484.28 : x
  2. Step 2: Convert to fraction form
    35,447.51/53,152.88 = 10,484.28/x
  3. Step 3: Cross multiply
    35,447.51x = 53,152.88 × 10,484.28
  4. Step 4: Simplify right side
    35,447.51x = 557,269,624.31
  5. Step 5: Solve for x
    x = 557,269,624.31/35,447.51
  6. Step 6: Final answer
    x = 15,720.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.