Home / 53,967.40-74,445.06-31,607.08

Finding the Fourth Proportional to 53,967.40, 74,445.06 and 31,607.08

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Solution

The fourth proportional to 53,967.40, 74,445.06 and 31,607.08 is: 43,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,967.40 : 74,445.06 = 31,607.08 : x
  2. Step 2: Convert to fraction form
    53,967.40/74,445.06 = 31,607.08/x
  3. Step 3: Cross multiply
    53,967.40x = 74,445.06 × 31,607.08
  4. Step 4: Simplify right side
    53,967.40x = 2,352,990,967.02
  5. Step 5: Solve for x
    x = 2,352,990,967.02/53,967.40
  6. Step 6: Final answer
    x = 43,600.23

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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.