Home / 19,159.76-26,440.48-10,776.32

Finding the Fourth Proportional to 19,159.76, 26,440.48 and 10,776.32

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Solution

The fourth proportional to 19,159.76, 26,440.48 and 10,776.32 is: 14,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.76 : 26,440.48 = 10,776.32 : x
  2. Step 2: Convert to fraction form
    19,159.76/26,440.48 = 10,776.32/x
  3. Step 3: Cross multiply
    19,159.76x = 26,440.48 × 10,776.32
  4. Step 4: Simplify right side
    19,159.76x = 284,931,073.43
  5. Step 5: Solve for x
    x = 284,931,073.43/19,159.76
  6. Step 6: Final answer
    x = 14,871.33

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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.