Home / 14,276.24-21,409.02-4,913.60

Finding the Fourth Proportional to 14,276.24, 21,409.02 and 4,913.60

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Solution

The fourth proportional to 14,276.24, 21,409.02 and 4,913.60 is: 7,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.24 : 21,409.02 = 4,913.60 : x
  2. Step 2: Convert to fraction form
    14,276.24/21,409.02 = 4,913.60/x
  3. Step 3: Cross multiply
    14,276.24x = 21,409.02 × 4,913.60
  4. Step 4: Simplify right side
    14,276.24x = 105,195,360.67
  5. Step 5: Solve for x
    x = 105,195,360.67/14,276.24
  6. Step 6: Final answer
    x = 7,368.56

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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.