Home / 52,487.74-72,430.23-30,131.74

Finding the Fourth Proportional to 52,487.74, 72,430.23 and 30,131.74

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Solution

The fourth proportional to 52,487.74, 72,430.23 and 30,131.74 is: 41,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,487.74 : 72,430.23 = 30,131.74 : x
  2. Step 2: Convert to fraction form
    52,487.74/72,430.23 = 30,131.74/x
  3. Step 3: Cross multiply
    52,487.74x = 72,430.23 × 30,131.74
  4. Step 4: Simplify right side
    52,487.74x = 2,182,448,858.50
  5. Step 5: Solve for x
    x = 2,182,448,858.50/52,487.74
  6. Step 6: Final answer
    x = 41,580.16

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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.