Home / 14,986.10-22,368.02-12,975.80

Finding the Fourth Proportional to 14,986.10, 22,368.02 and 12,975.80

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Solution

The fourth proportional to 14,986.10, 22,368.02 and 12,975.80 is: 19,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.10 : 22,368.02 = 12,975.80 : x
  2. Step 2: Convert to fraction form
    14,986.10/22,368.02 = 12,975.80/x
  3. Step 3: Cross multiply
    14,986.10x = 22,368.02 × 12,975.80
  4. Step 4: Simplify right side
    14,986.10x = 290,242,953.92
  5. Step 5: Solve for x
    x = 290,242,953.92/14,986.10
  6. Step 6: Final answer
    x = 19,367.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.