Home / 30,695.06-42,362.93-17,266.88

Finding the Fourth Proportional to 30,695.06, 42,362.93 and 17,266.88

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Solution

The fourth proportional to 30,695.06, 42,362.93 and 17,266.88 is: 23,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,695.06 : 42,362.93 = 17,266.88 : x
  2. Step 2: Convert to fraction form
    30,695.06/42,362.93 = 17,266.88/x
  3. Step 3: Cross multiply
    30,695.06x = 42,362.93 × 17,266.88
  4. Step 4: Simplify right side
    30,695.06x = 731,475,628.76
  5. Step 5: Solve for x
    x = 731,475,628.76/30,695.06
  6. Step 6: Final answer
    x = 23,830.40

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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.