Home / 34,589.78-47,730.45-19,482.02

Finding the Fourth Proportional to 34,589.78, 47,730.45 and 19,482.02

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Solution

The fourth proportional to 34,589.78, 47,730.45 and 19,482.02 is: 26,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.78 : 47,730.45 = 19,482.02 : x
  2. Step 2: Convert to fraction form
    34,589.78/47,730.45 = 19,482.02/x
  3. Step 3: Cross multiply
    34,589.78x = 47,730.45 × 19,482.02
  4. Step 4: Simplify right side
    34,589.78x = 929,885,581.51
  5. Step 5: Solve for x
    x = 929,885,581.51/34,589.78
  6. Step 6: Final answer
    x = 26,883.25

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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.