Home / 30,108.36-45,194.70-25,484.84

Finding the Fourth Proportional to 30,108.36, 45,194.70 and 25,484.84

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Solution

The fourth proportional to 30,108.36, 45,194.70 and 25,484.84 is: 38,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,108.36 : 45,194.70 = 25,484.84 : x
  2. Step 2: Convert to fraction form
    30,108.36/45,194.70 = 25,484.84/x
  3. Step 3: Cross multiply
    30,108.36x = 45,194.70 × 25,484.84
  4. Step 4: Simplify right side
    30,108.36x = 1,151,779,698.35
  5. Step 5: Solve for x
    x = 1,151,779,698.35/30,108.36
  6. Step 6: Final answer
    x = 38,254.48

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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.