Home / 14,430.58-19,907.36-9,392.96

Finding the Fourth Proportional to 14,430.58, 19,907.36 and 9,392.96

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Solution

The fourth proportional to 14,430.58, 19,907.36 and 9,392.96 is: 12,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.58 : 19,907.36 = 9,392.96 : x
  2. Step 2: Convert to fraction form
    14,430.58/19,907.36 = 9,392.96/x
  3. Step 3: Cross multiply
    14,430.58x = 19,907.36 × 9,392.96
  4. Step 4: Simplify right side
    14,430.58x = 186,989,036.19
  5. Step 5: Solve for x
    x = 186,989,036.19/14,430.58
  6. Step 6: Final answer
    x = 12,957.83

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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.