Home / 19,058.64-28,587.06-5,909.28

Finding the Fourth Proportional to 19,058.64, 28,587.06 and 5,909.28

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Solution

The fourth proportional to 19,058.64, 28,587.06 and 5,909.28 is: 8,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.64 : 28,587.06 = 5,909.28 : x
  2. Step 2: Convert to fraction form
    19,058.64/28,587.06 = 5,909.28/x
  3. Step 3: Cross multiply
    19,058.64x = 28,587.06 × 5,909.28
  4. Step 4: Simplify right side
    19,058.64x = 168,928,941.92
  5. Step 5: Solve for x
    x = 168,928,941.92/19,058.64
  6. Step 6: Final answer
    x = 8,863.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.