Home / 35,339.06-53,006.91-10,378.10

Finding the Fourth Proportional to 35,339.06, 53,006.91 and 10,378.10

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Solution

The fourth proportional to 35,339.06, 53,006.91 and 10,378.10 is: 15,566.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,339.06 : 53,006.91 = 10,378.10 : x
  2. Step 2: Convert to fraction form
    35,339.06/53,006.91 = 10,378.10/x
  3. Step 3: Cross multiply
    35,339.06x = 53,006.91 × 10,378.10
  4. Step 4: Simplify right side
    35,339.06x = 550,111,012.67
  5. Step 5: Solve for x
    x = 550,111,012.67/35,339.06
  6. Step 6: Final answer
    x = 15,566.66

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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.