Home / 10,030.36-14,963.88-9,772.60

Finding the Fourth Proportional to 10,030.36, 14,963.88 and 9,772.60

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Solution

The fourth proportional to 10,030.36, 14,963.88 and 9,772.60 is: 14,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.36 : 14,963.88 = 9,772.60 : x
  2. Step 2: Convert to fraction form
    10,030.36/14,963.88 = 9,772.60/x
  3. Step 3: Cross multiply
    10,030.36x = 14,963.88 × 9,772.60
  4. Step 4: Simplify right side
    10,030.36x = 146,236,013.69
  5. Step 5: Solve for x
    x = 146,236,013.69/10,030.36
  6. Step 6: Final answer
    x = 14,579.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.