Home / 14,290.14-21,437.46-4,427.10

Finding the Fourth Proportional to 14,290.14, 21,437.46 and 4,427.10

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Solution

The fourth proportional to 14,290.14, 21,437.46 and 4,427.10 is: 6,641.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.14 : 21,437.46 = 4,427.10 : x
  2. Step 2: Convert to fraction form
    14,290.14/21,437.46 = 4,427.10/x
  3. Step 3: Cross multiply
    14,290.14x = 21,437.46 × 4,427.10
  4. Step 4: Simplify right side
    14,290.14x = 94,905,779.17
  5. Step 5: Solve for x
    x = 94,905,779.17/14,290.14
  6. Step 6: Final answer
    x = 6,641.35

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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.