Home / 14,970.55-20,660.75-8,598.02

Finding the Fourth Proportional to 14,970.55, 20,660.75 and 8,598.02

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Solution

The fourth proportional to 14,970.55, 20,660.75 and 8,598.02 is: 11,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970.55 : 20,660.75 = 8,598.02 : x
  2. Step 2: Convert to fraction form
    14,970.55/20,660.75 = 8,598.02/x
  3. Step 3: Cross multiply
    14,970.55x = 20,660.75 × 8,598.02
  4. Step 4: Simplify right side
    14,970.55x = 177,641,541.72
  5. Step 5: Solve for x
    x = 177,641,541.72/14,970.55
  6. Step 6: Final answer
    x = 11,866.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.