Home / 32,829.81-45,303.27-19,402.31

Finding the Fourth Proportional to 32,829.81, 45,303.27 and 19,402.31

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Solution

The fourth proportional to 32,829.81, 45,303.27 and 19,402.31 is: 26,774.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,829.81 : 45,303.27 = 19,402.31 : x
  2. Step 2: Convert to fraction form
    32,829.81/45,303.27 = 19,402.31/x
  3. Step 3: Cross multiply
    32,829.81x = 45,303.27 × 19,402.31
  4. Step 4: Simplify right side
    32,829.81x = 878,988,165.34
  5. Step 5: Solve for x
    x = 878,988,165.34/32,829.81
  6. Step 6: Final answer
    x = 26,774.09

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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.