Home / 45,256.02-67,888.65-15,673.80

Finding the Fourth Proportional to 45,256.02, 67,888.65 and 15,673.80

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Solution

The fourth proportional to 45,256.02, 67,888.65 and 15,673.80 is: 23,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,256.02 : 67,888.65 = 15,673.80 : x
  2. Step 2: Convert to fraction form
    45,256.02/67,888.65 = 15,673.80/x
  3. Step 3: Cross multiply
    45,256.02x = 67,888.65 × 15,673.80
  4. Step 4: Simplify right side
    45,256.02x = 1,064,073,122.37
  5. Step 5: Solve for x
    x = 1,064,073,122.37/45,256.02
  6. Step 6: Final answer
    x = 23,512.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.