Home / 35,521.30-53,272.70-10,555.48

Finding the Fourth Proportional to 35,521.30, 53,272.70 and 10,555.48

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Solution

The fourth proportional to 35,521.30, 53,272.70 and 10,555.48 is: 15,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.30 : 53,272.70 = 10,555.48 : x
  2. Step 2: Convert to fraction form
    35,521.30/53,272.70 = 10,555.48/x
  3. Step 3: Cross multiply
    35,521.30x = 53,272.70 × 10,555.48
  4. Step 4: Simplify right side
    35,521.30x = 562,318,919.40
  5. Step 5: Solve for x
    x = 562,318,919.40/35,521.30
  6. Step 6: Final answer
    x = 15,830.47

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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.