Home / 35,641.48-53,474.40-13,461.28

Finding the Fourth Proportional to 35,641.48, 53,474.40 and 13,461.28

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Solution

The fourth proportional to 35,641.48, 53,474.40 and 13,461.28 is: 20,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,641.48 : 53,474.40 = 13,461.28 : x
  2. Step 2: Convert to fraction form
    35,641.48/53,474.40 = 13,461.28/x
  3. Step 3: Cross multiply
    35,641.48x = 53,474.40 × 13,461.28
  4. Step 4: Simplify right side
    35,641.48x = 719,833,871.23
  5. Step 5: Solve for x
    x = 719,833,871.23/35,641.48
  6. Step 6: Final answer
    x = 20,196.52

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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.