Home / 19,077.47-26,332.40-11,522.60

Finding the Fourth Proportional to 19,077.47, 26,332.40 and 11,522.60

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Solution

The fourth proportional to 19,077.47, 26,332.40 and 11,522.60 is: 15,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.47 : 26,332.40 = 11,522.60 : x
  2. Step 2: Convert to fraction form
    19,077.47/26,332.40 = 11,522.60/x
  3. Step 3: Cross multiply
    19,077.47x = 26,332.40 × 11,522.60
  4. Step 4: Simplify right side
    19,077.47x = 303,417,654.63
  5. Step 5: Solve for x
    x = 303,417,654.63/19,077.47
  6. Step 6: Final answer
    x = 15,904.50

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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.