Home / 30,510.12-45,766.80-9,732

Finding the Fourth Proportional to 30,510.12, 45,766.80 and 9,732

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Solution

The fourth proportional to 30,510.12, 45,766.80 and 9,732 is: 14,598.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,510.12 : 45,766.80 = 9,732 : x
  2. Step 2: Convert to fraction form
    30,510.12/45,766.80 = 9,732/x
  3. Step 3: Cross multiply
    30,510.12x = 45,766.80 × 9,732
  4. Step 4: Simplify right side
    30,510.12x = 445,402,497.60
  5. Step 5: Solve for x
    x = 445,402,497.60/30,510.12
  6. Step 6: Final answer
    x = 14,598.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.