Home / 34,315.09-47,350.98-19,205.65

Finding the Fourth Proportional to 34,315.09, 47,350.98 and 19,205.65

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Solution

The fourth proportional to 34,315.09, 47,350.98 and 19,205.65 is: 26,501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,315.09 : 47,350.98 = 19,205.65 : x
  2. Step 2: Convert to fraction form
    34,315.09/47,350.98 = 19,205.65/x
  3. Step 3: Cross multiply
    34,315.09x = 47,350.98 × 19,205.65
  4. Step 4: Simplify right side
    34,315.09x = 909,406,349.04
  5. Step 5: Solve for x
    x = 909,406,349.04/34,315.09
  6. Step 6: Final answer
    x = 26,501.65

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Double scale
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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.