Home / 14,258.95-21,391.26-4,397.80

Finding the Fourth Proportional to 14,258.95, 21,391.26 and 4,397.80

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Solution

The fourth proportional to 14,258.95, 21,391.26 and 4,397.80 is: 6,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.95 : 21,391.26 = 4,397.80 : x
  2. Step 2: Convert to fraction form
    14,258.95/21,391.26 = 4,397.80/x
  3. Step 3: Cross multiply
    14,258.95x = 21,391.26 × 4,397.80
  4. Step 4: Simplify right side
    14,258.95x = 94,074,483.23
  5. Step 5: Solve for x
    x = 94,074,483.23/14,258.95
  6. Step 6: Final answer
    x = 6,597.57

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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.