Home / 53,623.08-74,003.22-30,966.23

Finding the Fourth Proportional to 53,623.08, 74,003.22 and 30,966.23

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Solution

The fourth proportional to 53,623.08, 74,003.22 and 30,966.23 is: 42,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,623.08 : 74,003.22 = 30,966.23 : x
  2. Step 2: Convert to fraction form
    53,623.08/74,003.22 = 30,966.23/x
  3. Step 3: Cross multiply
    53,623.08x = 74,003.22 × 30,966.23
  4. Step 4: Simplify right side
    53,623.08x = 2,291,600,916.27
  5. Step 5: Solve for x
    x = 2,291,600,916.27/53,623.08
  6. Step 6: Final answer
    x = 42,735.35

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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.