Home / 43,023.63-59,422.29-28,659.81

Finding the Fourth Proportional to 43,023.63, 59,422.29 and 28,659.81

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Solution

The fourth proportional to 43,023.63, 59,422.29 and 28,659.81 is: 39,583.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,023.63 : 59,422.29 = 28,659.81 : x
  2. Step 2: Convert to fraction form
    43,023.63/59,422.29 = 28,659.81/x
  3. Step 3: Cross multiply
    43,023.63x = 59,422.29 × 28,659.81
  4. Step 4: Simplify right side
    43,023.63x = 1,703,031,541.16
  5. Step 5: Solve for x
    x = 1,703,031,541.16/43,023.63
  6. Step 6: Final answer
    x = 39,583.63

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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.