Home / 35,243.12-52,859.28-8,946.20

Finding the Fourth Proportional to 35,243.12, 52,859.28 and 8,946.20

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Solution

The fourth proportional to 35,243.12, 52,859.28 and 8,946.20 is: 13,417.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,243.12 : 52,859.28 = 8,946.20 : x
  2. Step 2: Convert to fraction form
    35,243.12/52,859.28 = 8,946.20/x
  3. Step 3: Cross multiply
    35,243.12x = 52,859.28 × 8,946.20
  4. Step 4: Simplify right side
    35,243.12x = 472,889,690.74
  5. Step 5: Solve for x
    x = 472,889,690.74/35,243.12
  6. Step 6: Final answer
    x = 13,417.93

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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.