Home / 39,653.02-59,490.51-18,312.25

Finding the Fourth Proportional to 39,653.02, 59,490.51 and 18,312.25

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Solution

The fourth proportional to 39,653.02, 59,490.51 and 18,312.25 is: 27,473.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,653.02 : 59,490.51 = 18,312.25 : x
  2. Step 2: Convert to fraction form
    39,653.02/59,490.51 = 18,312.25/x
  3. Step 3: Cross multiply
    39,653.02x = 59,490.51 × 18,312.25
  4. Step 4: Simplify right side
    39,653.02x = 1,089,405,000.19
  5. Step 5: Solve for x
    x = 1,089,405,000.19/39,653.02
  6. Step 6: Final answer
    x = 27,473.44

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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.