Home / 38,002.65-56,990.30-13,036.22

Finding the Fourth Proportional to 38,002.65, 56,990.30 and 13,036.22

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Solution

The fourth proportional to 38,002.65, 56,990.30 and 13,036.22 is: 19,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002.65 : 56,990.30 = 13,036.22 : x
  2. Step 2: Convert to fraction form
    38,002.65/56,990.30 = 13,036.22/x
  3. Step 3: Cross multiply
    38,002.65x = 56,990.30 × 13,036.22
  4. Step 4: Simplify right side
    38,002.65x = 742,938,165.96
  5. Step 5: Solve for x
    x = 742,938,165.96/38,002.65
  6. Step 6: Final answer
    x = 19,549.64

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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.