Home / 14,307.90-21,466.32-6,417.03

Finding the Fourth Proportional to 14,307.90, 21,466.32 and 6,417.03

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Solution

The fourth proportional to 14,307.90, 21,466.32 and 6,417.03 is: 9,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307.90 : 21,466.32 = 6,417.03 : x
  2. Step 2: Convert to fraction form
    14,307.90/21,466.32 = 6,417.03/x
  3. Step 3: Cross multiply
    14,307.90x = 21,466.32 × 6,417.03
  4. Step 4: Simplify right side
    14,307.90x = 137,750,019.43
  5. Step 5: Solve for x
    x = 137,750,019.43/14,307.90
  6. Step 6: Final answer
    x = 9,627.55

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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.