Home / 34,311.81-47,349.99-19,204.31

Finding the Fourth Proportional to 34,311.81, 47,349.99 and 19,204.31

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Solution

The fourth proportional to 34,311.81, 47,349.99 and 19,204.31 is: 26,501.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,311.81 : 47,349.99 = 19,204.31 : x
  2. Step 2: Convert to fraction form
    34,311.81/47,349.99 = 19,204.31/x
  3. Step 3: Cross multiply
    34,311.81x = 47,349.99 × 19,204.31
  4. Step 4: Simplify right side
    34,311.81x = 909,323,649.71
  5. Step 5: Solve for x
    x = 909,323,649.71/34,311.81
  6. Step 6: Final answer
    x = 26,501.77

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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.