Home / 19,407.51-26,755.25-16,411.32

Finding the Fourth Proportional to 19,407.51, 26,755.25 and 16,411.32

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Solution

The fourth proportional to 19,407.51, 26,755.25 and 16,411.32 is: 22,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.51 : 26,755.25 = 16,411.32 : x
  2. Step 2: Convert to fraction form
    19,407.51/26,755.25 = 16,411.32/x
  3. Step 3: Cross multiply
    19,407.51x = 26,755.25 × 16,411.32
  4. Step 4: Simplify right side
    19,407.51x = 439,088,887.37
  5. Step 5: Solve for x
    x = 439,088,887.37/19,407.51
  6. Step 6: Final answer
    x = 22,624.69

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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.