Home / 13,957.47-19,254.90-8,575.02

Finding the Fourth Proportional to 13,957.47, 19,254.90 and 8,575.02

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Solution

The fourth proportional to 13,957.47, 19,254.90 and 8,575.02 is: 11,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.47 : 19,254.90 = 8,575.02 : x
  2. Step 2: Convert to fraction form
    13,957.47/19,254.90 = 8,575.02/x
  3. Step 3: Cross multiply
    13,957.47x = 19,254.90 × 8,575.02
  4. Step 4: Simplify right side
    13,957.47x = 165,111,152.60
  5. Step 5: Solve for x
    x = 165,111,152.60/13,957.47
  6. Step 6: Final answer
    x = 11,829.59

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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.