Home / 14,337.04-19,784.47-7,964.07

Finding the Fourth Proportional to 14,337.04, 19,784.47 and 7,964.07

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Solution

The fourth proportional to 14,337.04, 19,784.47 and 7,964.07 is: 10,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337.04 : 19,784.47 = 7,964.07 : x
  2. Step 2: Convert to fraction form
    14,337.04/19,784.47 = 7,964.07/x
  3. Step 3: Cross multiply
    14,337.04x = 19,784.47 × 7,964.07
  4. Step 4: Simplify right side
    14,337.04x = 157,564,913.95
  5. Step 5: Solve for x
    x = 157,564,913.95/14,337.04
  6. Step 6: Final answer
    x = 10,990.06

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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.