Home / 16,457.58-22,710.88-9,386.28

Finding the Fourth Proportional to 16,457.58, 22,710.88 and 9,386.28

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Solution

The fourth proportional to 16,457.58, 22,710.88 and 9,386.28 is: 12,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,457.58 : 22,710.88 = 9,386.28 : x
  2. Step 2: Convert to fraction form
    16,457.58/22,710.88 = 9,386.28/x
  3. Step 3: Cross multiply
    16,457.58x = 22,710.88 × 9,386.28
  4. Step 4: Simplify right side
    16,457.58x = 213,170,678.73
  5. Step 5: Solve for x
    x = 213,170,678.73/16,457.58
  6. Step 6: Final answer
    x = 12,952.74

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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.