Home / 51,853.36-71,536.35-38,457.58

Finding the Fourth Proportional to 51,853.36, 71,536.35 and 38,457.58

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Solution

The fourth proportional to 51,853.36, 71,536.35 and 38,457.58 is: 53,055.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,853.36 : 71,536.35 = 38,457.58 : x
  2. Step 2: Convert to fraction form
    51,853.36/71,536.35 = 38,457.58/x
  3. Step 3: Cross multiply
    51,853.36x = 71,536.35 × 38,457.58
  4. Step 4: Simplify right side
    51,853.36x = 2,751,114,903.03
  5. Step 5: Solve for x
    x = 2,751,114,903.03/51,853.36
  6. Step 6: Final answer
    x = 53,055.67

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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.