Home / 10,252.34-15,368.88-9,339.32

Finding the Fourth Proportional to 10,252.34, 15,368.88 and 9,339.32

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Solution

The fourth proportional to 10,252.34, 15,368.88 and 9,339.32 is: 14,000.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.34 : 15,368.88 = 9,339.32 : x
  2. Step 2: Convert to fraction form
    10,252.34/15,368.88 = 9,339.32/x
  3. Step 3: Cross multiply
    10,252.34x = 15,368.88 × 9,339.32
  4. Step 4: Simplify right side
    10,252.34x = 143,534,888.36
  5. Step 5: Solve for x
    x = 143,534,888.36/10,252.34
  6. Step 6: Final answer
    x = 14,000.21

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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.