Home / 35,384.09-48,804.53-20,271.24

Finding the Fourth Proportional to 35,384.09, 48,804.53 and 20,271.24

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Solution

The fourth proportional to 35,384.09, 48,804.53 and 20,271.24 is: 27,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384.09 : 48,804.53 = 20,271.24 : x
  2. Step 2: Convert to fraction form
    35,384.09/48,804.53 = 20,271.24/x
  3. Step 3: Cross multiply
    35,384.09x = 48,804.53 × 20,271.24
  4. Step 4: Simplify right side
    35,384.09x = 989,328,513.41
  5. Step 5: Solve for x
    x = 989,328,513.41/35,384.09
  6. Step 6: Final answer
    x = 27,959.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.