Home / 14,271.35-21,407.15-6,374.26

Finding the Fourth Proportional to 14,271.35, 21,407.15 and 6,374.26

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Solution

The fourth proportional to 14,271.35, 21,407.15 and 6,374.26 is: 9,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.35 : 21,407.15 = 6,374.26 : x
  2. Step 2: Convert to fraction form
    14,271.35/21,407.15 = 6,374.26/x
  3. Step 3: Cross multiply
    14,271.35x = 21,407.15 × 6,374.26
  4. Step 4: Simplify right side
    14,271.35x = 136,454,702.38
  5. Step 5: Solve for x
    x = 136,454,702.38/14,271.35
  6. Step 6: Final answer
    x = 9,561.45

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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.