Home / 19,261.79-26,566.63-16,577.47

Finding the Fourth Proportional to 19,261.79, 26,566.63 and 16,577.47

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Solution

The fourth proportional to 19,261.79, 26,566.63 and 16,577.47 is: 22,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.79 : 26,566.63 = 16,577.47 : x
  2. Step 2: Convert to fraction form
    19,261.79/26,566.63 = 16,577.47/x
  3. Step 3: Cross multiply
    19,261.79x = 26,566.63 × 16,577.47
  4. Step 4: Simplify right side
    19,261.79x = 440,407,511.83
  5. Step 5: Solve for x
    x = 440,407,511.83/19,261.79
  6. Step 6: Final answer
    x = 22,864.31

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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.