Home / 38,598.28-53,267.98-21,602.18

Finding the Fourth Proportional to 38,598.28, 53,267.98 and 21,602.18

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Solution

The fourth proportional to 38,598.28, 53,267.98 and 21,602.18 is: 29,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,598.28 : 53,267.98 = 21,602.18 : x
  2. Step 2: Convert to fraction form
    38,598.28/53,267.98 = 21,602.18/x
  3. Step 3: Cross multiply
    38,598.28x = 53,267.98 × 21,602.18
  4. Step 4: Simplify right side
    38,598.28x = 1,150,704,117.85
  5. Step 5: Solve for x
    x = 1,150,704,117.85/38,598.28
  6. Step 6: Final answer
    x = 29,812.32

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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.