Home / 27,799.32-38,347.48-16,457.74

Finding the Fourth Proportional to 27,799.32, 38,347.48 and 16,457.74

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Solution

The fourth proportional to 27,799.32, 38,347.48 and 16,457.74 is: 22,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,799.32 : 38,347.48 = 16,457.74 : x
  2. Step 2: Convert to fraction form
    27,799.32/38,347.48 = 16,457.74/x
  3. Step 3: Cross multiply
    27,799.32x = 38,347.48 × 16,457.74
  4. Step 4: Simplify right side
    27,799.32x = 631,112,855.50
  5. Step 5: Solve for x
    x = 631,112,855.50/27,799.32
  6. Step 6: Final answer
    x = 22,702.46

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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.