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Finding the Fourth Proportional to 26,798.94, 36,982.26 and 14,862.18

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Solution

The fourth proportional to 26,798.94, 36,982.26 and 14,862.18 is: 20,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.94 : 36,982.26 = 14,862.18 : x
  2. Step 2: Convert to fraction form
    26,798.94/36,982.26 = 14,862.18/x
  3. Step 3: Cross multiply
    26,798.94x = 36,982.26 × 14,862.18
  4. Step 4: Simplify right side
    26,798.94x = 549,637,004.93
  5. Step 5: Solve for x
    x = 549,637,004.93/26,798.94
  6. Step 6: Final answer
    x = 20,509.65

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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.