Home / 15,409.40-23,127.06-14,437.40

Finding the Fourth Proportional to 15,409.40, 23,127.06 and 14,437.40

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Solution

The fourth proportional to 15,409.40, 23,127.06 and 14,437.40 is: 21,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.40 : 23,127.06 = 14,437.40 : x
  2. Step 2: Convert to fraction form
    15,409.40/23,127.06 = 14,437.40/x
  3. Step 3: Cross multiply
    15,409.40x = 23,127.06 × 14,437.40
  4. Step 4: Simplify right side
    15,409.40x = 333,894,616.04
  5. Step 5: Solve for x
    x = 333,894,616.04/15,409.40
  6. Step 6: Final answer
    x = 21,668.24

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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.