Home / 14,746.77-22,123.65-6,428.28

Finding the Fourth Proportional to 14,746.77, 22,123.65 and 6,428.28

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Solution

The fourth proportional to 14,746.77, 22,123.65 and 6,428.28 is: 9,643.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.77 : 22,123.65 = 6,428.28 : x
  2. Step 2: Convert to fraction form
    14,746.77/22,123.65 = 6,428.28/x
  3. Step 3: Cross multiply
    14,746.77x = 22,123.65 × 6,428.28
  4. Step 4: Simplify right side
    14,746.77x = 142,217,016.82
  5. Step 5: Solve for x
    x = 142,217,016.82/14,746.77
  6. Step 6: Final answer
    x = 9,643.94

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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.