Home / 34,329.40-51,461.70-30,830.20

Finding the Fourth Proportional to 34,329.40, 51,461.70 and 30,830.20

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Solution

The fourth proportional to 34,329.40, 51,461.70 and 30,830.20 is: 46,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,329.40 : 51,461.70 = 30,830.20 : x
  2. Step 2: Convert to fraction form
    34,329.40/51,461.70 = 30,830.20/x
  3. Step 3: Cross multiply
    34,329.40x = 51,461.70 × 30,830.20
  4. Step 4: Simplify right side
    34,329.40x = 1,586,574,503.34
  5. Step 5: Solve for x
    x = 1,586,574,503.34/34,329.40
  6. Step 6: Final answer
    x = 46,216.20

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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.