Home / 22,058.04-30,439.08-12,626.40

Finding the Fourth Proportional to 22,058.04, 30,439.08 and 12,626.40

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Solution

The fourth proportional to 22,058.04, 30,439.08 and 12,626.40 is: 17,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,058.04 : 30,439.08 = 12,626.40 : x
  2. Step 2: Convert to fraction form
    22,058.04/30,439.08 = 12,626.40/x
  3. Step 3: Cross multiply
    22,058.04x = 30,439.08 × 12,626.40
  4. Step 4: Simplify right side
    22,058.04x = 384,335,999.71
  5. Step 5: Solve for x
    x = 384,335,999.71/22,058.04
  6. Step 6: Final answer
    x = 17,423.85

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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.