Home / 25,346.54-34,969.56-15,271.18

Finding the Fourth Proportional to 25,346.54, 34,969.56 and 15,271.18

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Solution

The fourth proportional to 25,346.54, 34,969.56 and 15,271.18 is: 21,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,346.54 : 34,969.56 = 15,271.18 : x
  2. Step 2: Convert to fraction form
    25,346.54/34,969.56 = 15,271.18/x
  3. Step 3: Cross multiply
    25,346.54x = 34,969.56 × 15,271.18
  4. Step 4: Simplify right side
    25,346.54x = 534,026,445.28
  5. Step 5: Solve for x
    x = 534,026,445.28/25,346.54
  6. Step 6: Final answer
    x = 21,069.01

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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.