Home / 27,953.02-41,920.35-10,420.30

Finding the Fourth Proportional to 27,953.02, 41,920.35 and 10,420.30

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Solution

The fourth proportional to 27,953.02, 41,920.35 and 10,420.30 is: 15,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,953.02 : 41,920.35 = 10,420.30 : x
  2. Step 2: Convert to fraction form
    27,953.02/41,920.35 = 10,420.30/x
  3. Step 3: Cross multiply
    27,953.02x = 41,920.35 × 10,420.30
  4. Step 4: Simplify right side
    27,953.02x = 436,822,623.11
  5. Step 5: Solve for x
    x = 436,822,623.11/27,953.02
  6. Step 6: Final answer
    x = 15,627.03

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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.