Home / 55,113.03-82,627.95-28,430.43

Finding the Fourth Proportional to 55,113.03, 82,627.95 and 28,430.43

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Solution

The fourth proportional to 55,113.03, 82,627.95 and 28,430.43 is: 42,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,113.03 : 82,627.95 = 28,430.43 : x
  2. Step 2: Convert to fraction form
    55,113.03/82,627.95 = 28,430.43/x
  3. Step 3: Cross multiply
    55,113.03x = 82,627.95 × 28,430.43
  4. Step 4: Simplify right side
    55,113.03x = 2,349,148,148.52
  5. Step 5: Solve for x
    x = 2,349,148,148.52/55,113.03
  6. Step 6: Final answer
    x = 42,624.19

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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.