Home / 28,364.20-42,546.30-25,302.40

Finding the Fourth Proportional to 28,364.20, 42,546.30 and 25,302.40

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Solution

The fourth proportional to 28,364.20, 42,546.30 and 25,302.40 is: 37,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,364.20 : 42,546.30 = 25,302.40 : x
  2. Step 2: Convert to fraction form
    28,364.20/42,546.30 = 25,302.40/x
  3. Step 3: Cross multiply
    28,364.20x = 42,546.30 × 25,302.40
  4. Step 4: Simplify right side
    28,364.20x = 1,076,523,501.12
  5. Step 5: Solve for x
    x = 1,076,523,501.12/28,364.20
  6. Step 6: Final answer
    x = 37,953.60

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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.