Home / 28,096.69-38,774.54-16,160.01

Finding the Fourth Proportional to 28,096.69, 38,774.54 and 16,160.01

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Solution

The fourth proportional to 28,096.69, 38,774.54 and 16,160.01 is: 22,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096.69 : 38,774.54 = 16,160.01 : x
  2. Step 2: Convert to fraction form
    28,096.69/38,774.54 = 16,160.01/x
  3. Step 3: Cross multiply
    28,096.69x = 38,774.54 × 16,160.01
  4. Step 4: Simplify right side
    28,096.69x = 626,596,994.55
  5. Step 5: Solve for x
    x = 626,596,994.55/28,096.69
  6. Step 6: Final answer
    x = 22,301.45

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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.