Home / 30,946.30-42,541.67-26,623.60

Finding the Fourth Proportional to 30,946.30, 42,541.67 and 26,623.60

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Solution

The fourth proportional to 30,946.30, 42,541.67 and 26,623.60 is: 36,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,946.30 : 42,541.67 = 26,623.60 : x
  2. Step 2: Convert to fraction form
    30,946.30/42,541.67 = 26,623.60/x
  3. Step 3: Cross multiply
    30,946.30x = 42,541.67 × 26,623.60
  4. Step 4: Simplify right side
    30,946.30x = 1,132,612,315.70
  5. Step 5: Solve for x
    x = 1,132,612,315.70/30,946.30
  6. Step 6: Final answer
    x = 36,599.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.