Home / 42,888.02-59,197.74-30,144.29

Finding the Fourth Proportional to 42,888.02, 59,197.74 and 30,144.29

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Solution

The fourth proportional to 42,888.02, 59,197.74 and 30,144.29 is: 41,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,888.02 : 59,197.74 = 30,144.29 : x
  2. Step 2: Convert to fraction form
    42,888.02/59,197.74 = 30,144.29/x
  3. Step 3: Cross multiply
    42,888.02x = 59,197.74 × 30,144.29
  4. Step 4: Simplify right side
    42,888.02x = 1,784,473,432.87
  5. Step 5: Solve for x
    x = 1,784,473,432.87/42,888.02
  6. Step 6: Final answer
    x = 41,607.74

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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.