Home / 34,449.04-47,538.66-19,341.28

Finding the Fourth Proportional to 34,449.04, 47,538.66 and 19,341.28

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Solution

The fourth proportional to 34,449.04, 47,538.66 and 19,341.28 is: 26,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,449.04 : 47,538.66 = 19,341.28 : x
  2. Step 2: Convert to fraction form
    34,449.04/47,538.66 = 19,341.28/x
  3. Step 3: Cross multiply
    34,449.04x = 47,538.66 × 19,341.28
  4. Step 4: Simplify right side
    34,449.04x = 919,458,533.88
  5. Step 5: Solve for x
    x = 919,458,533.88/34,449.04
  6. Step 6: Final answer
    x = 26,690.40

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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.