Home / 14,345.57-19,798.74-8,057.94

Finding the Fourth Proportional to 14,345.57, 19,798.74 and 8,057.94

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Solution

The fourth proportional to 14,345.57, 19,798.74 and 8,057.94 is: 11,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.57 : 19,798.74 = 8,057.94 : x
  2. Step 2: Convert to fraction form
    14,345.57/19,798.74 = 8,057.94/x
  3. Step 3: Cross multiply
    14,345.57x = 19,798.74 × 8,057.94
  4. Step 4: Simplify right side
    14,345.57x = 159,537,018.71
  5. Step 5: Solve for x
    x = 159,537,018.71/14,345.57
  6. Step 6: Final answer
    x = 11,121.00

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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.