Home / 14,298.08-21,417.24-14,123.12

Finding the Fourth Proportional to 14,298.08, 21,417.24 and 14,123.12

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Solution

The fourth proportional to 14,298.08, 21,417.24 and 14,123.12 is: 21,155.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.08 : 21,417.24 = 14,123.12 : x
  2. Step 2: Convert to fraction form
    14,298.08/21,417.24 = 14,123.12/x
  3. Step 3: Cross multiply
    14,298.08x = 21,417.24 × 14,123.12
  4. Step 4: Simplify right side
    14,298.08x = 302,478,250.59
  5. Step 5: Solve for x
    x = 302,478,250.59/14,298.08
  6. Step 6: Final answer
    x = 21,155.17

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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.