Home / 27,045.69-40,570.35-10,400.19

Finding the Fourth Proportional to 27,045.69, 40,570.35 and 10,400.19

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Solution

The fourth proportional to 27,045.69, 40,570.35 and 10,400.19 is: 15,600.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,045.69 : 40,570.35 = 10,400.19 : x
  2. Step 2: Convert to fraction form
    27,045.69/40,570.35 = 10,400.19/x
  3. Step 3: Cross multiply
    27,045.69x = 40,570.35 × 10,400.19
  4. Step 4: Simplify right side
    27,045.69x = 421,939,348.37
  5. Step 5: Solve for x
    x = 421,939,348.37/27,045.69
  6. Step 6: Final answer
    x = 15,600.98

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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.