Home / 19,058.16-26,313.36-11,890.92

Finding the Fourth Proportional to 19,058.16, 26,313.36 and 11,890.92

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Solution

The fourth proportional to 19,058.16, 26,313.36 and 11,890.92 is: 16,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.16 : 26,313.36 = 11,890.92 : x
  2. Step 2: Convert to fraction form
    19,058.16/26,313.36 = 11,890.92/x
  3. Step 3: Cross multiply
    19,058.16x = 26,313.36 × 11,890.92
  4. Step 4: Simplify right side
    19,058.16x = 312,890,058.69
  5. Step 5: Solve for x
    x = 312,890,058.69/19,058.16
  6. Step 6: Final answer
    x = 16,417.64

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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.