Home / 32,814.81-45,283.41-18,475.45

Finding the Fourth Proportional to 32,814.81, 45,283.41 and 18,475.45

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Solution

The fourth proportional to 32,814.81, 45,283.41 and 18,475.45 is: 25,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,814.81 : 45,283.41 = 18,475.45 : x
  2. Step 2: Convert to fraction form
    32,814.81/45,283.41 = 18,475.45/x
  3. Step 3: Cross multiply
    32,814.81x = 45,283.41 × 18,475.45
  4. Step 4: Simplify right side
    32,814.81x = 836,631,264.08
  5. Step 5: Solve for x
    x = 836,631,264.08/32,814.81
  6. Step 6: Final answer
    x = 25,495.54

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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.