Home / 14,330.16-21,495.49-4,970.51

Finding the Fourth Proportional to 14,330.16, 21,495.49 and 4,970.51

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Solution

The fourth proportional to 14,330.16, 21,495.49 and 4,970.51 is: 7,455.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.16 : 21,495.49 = 4,970.51 : x
  2. Step 2: Convert to fraction form
    14,330.16/21,495.49 = 4,970.51/x
  3. Step 3: Cross multiply
    14,330.16x = 21,495.49 × 4,970.51
  4. Step 4: Simplify right side
    14,330.16x = 106,843,428.10
  5. Step 5: Solve for x
    x = 106,843,428.10/14,330.16
  6. Step 6: Final answer
    x = 7,455.84

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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.