Home / 30,374.23-45,568.02-9,317.17

Finding the Fourth Proportional to 30,374.23, 45,568.02 and 9,317.17

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Solution

The fourth proportional to 30,374.23, 45,568.02 and 9,317.17 is: 13,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,374.23 : 45,568.02 = 9,317.17 : x
  2. Step 2: Convert to fraction form
    30,374.23/45,568.02 = 9,317.17/x
  3. Step 3: Cross multiply
    30,374.23x = 45,568.02 × 9,317.17
  4. Step 4: Simplify right side
    30,374.23x = 424,564,988.90
  5. Step 5: Solve for x
    x = 424,564,988.90/30,374.23
  6. Step 6: Final answer
    x = 13,977.80

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1.5x scale

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.