Home / 14,746.41-20,330.15-14,287.77

Finding the Fourth Proportional to 14,746.41, 20,330.15 and 14,287.77

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Solution

The fourth proportional to 14,746.41, 20,330.15 and 14,287.77 is: 19,697.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.41 : 20,330.15 = 14,287.77 : x
  2. Step 2: Convert to fraction form
    14,746.41/20,330.15 = 14,287.77/x
  3. Step 3: Cross multiply
    14,746.41x = 20,330.15 × 14,287.77
  4. Step 4: Simplify right side
    14,746.41x = 290,472,435.83
  5. Step 5: Solve for x
    x = 290,472,435.83/14,746.41
  6. Step 6: Final answer
    x = 19,697.84

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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.