Home / 48,484.56-66,909.60-28,343.16

Finding the Fourth Proportional to 48,484.56, 66,909.60 and 28,343.16

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Solution

The fourth proportional to 48,484.56, 66,909.60 and 28,343.16 is: 39,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,484.56 : 66,909.60 = 28,343.16 : x
  2. Step 2: Convert to fraction form
    48,484.56/66,909.60 = 28,343.16/x
  3. Step 3: Cross multiply
    48,484.56x = 66,909.60 × 28,343.16
  4. Step 4: Simplify right side
    48,484.56x = 1,896,429,498.34
  5. Step 5: Solve for x
    x = 1,896,429,498.34/48,484.56
  6. Step 6: Final answer
    x = 39,114.09

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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.