Home / 19,177.02-26,465.40-12,792.60

Finding the Fourth Proportional to 19,177.02, 26,465.40 and 12,792.60

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Solution

The fourth proportional to 19,177.02, 26,465.40 and 12,792.60 is: 17,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,177.02 : 26,465.40 = 12,792.60 : x
  2. Step 2: Convert to fraction form
    19,177.02/26,465.40 = 12,792.60/x
  3. Step 3: Cross multiply
    19,177.02x = 26,465.40 × 12,792.60
  4. Step 4: Simplify right side
    19,177.02x = 338,561,276.04
  5. Step 5: Solve for x
    x = 338,561,276.04/19,177.02
  6. Step 6: Final answer
    x = 17,654.53

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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.