Home / 26,718.96-36,871.80-14,782.32

Finding the Fourth Proportional to 26,718.96, 36,871.80 and 14,782.32

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Solution

The fourth proportional to 26,718.96, 36,871.80 and 14,782.32 is: 20,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.96 : 36,871.80 = 14,782.32 : x
  2. Step 2: Convert to fraction form
    26,718.96/36,871.80 = 14,782.32/x
  3. Step 3: Cross multiply
    26,718.96x = 36,871.80 × 14,782.32
  4. Step 4: Simplify right side
    26,718.96x = 545,050,746.58
  5. Step 5: Solve for x
    x = 545,050,746.58/26,718.96
  6. Step 6: Final answer
    x = 20,399.40

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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.