Home / 19,518.68-26,935.74-10,566.18

Finding the Fourth Proportional to 19,518.68, 26,935.74 and 10,566.18

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Solution

The fourth proportional to 19,518.68, 26,935.74 and 10,566.18 is: 14,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.68 : 26,935.74 = 10,566.18 : x
  2. Step 2: Convert to fraction form
    19,518.68/26,935.74 = 10,566.18/x
  3. Step 3: Cross multiply
    19,518.68x = 26,935.74 × 10,566.18
  4. Step 4: Simplify right side
    19,518.68x = 284,607,877.27
  5. Step 5: Solve for x
    x = 284,607,877.27/19,518.68
  6. Step 6: Final answer
    x = 14,581.31

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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.