Home / 14,889.02-20,547.14-8,174.52

Finding the Fourth Proportional to 14,889.02, 20,547.14 and 8,174.52

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Solution

The fourth proportional to 14,889.02, 20,547.14 and 8,174.52 is: 11,281.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.02 : 20,547.14 = 8,174.52 : x
  2. Step 2: Convert to fraction form
    14,889.02/20,547.14 = 8,174.52/x
  3. Step 3: Cross multiply
    14,889.02x = 20,547.14 × 8,174.52
  4. Step 4: Simplify right side
    14,889.02x = 167,962,966.00
  5. Step 5: Solve for x
    x = 167,962,966.00/14,889.02
  6. Step 6: Final answer
    x = 11,281.00

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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.