Home / 26,417.04-39,630.42-21,529.50

Finding the Fourth Proportional to 26,417.04, 39,630.42 and 21,529.50

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Solution

The fourth proportional to 26,417.04, 39,630.42 and 21,529.50 is: 32,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.04 : 39,630.42 = 21,529.50 : x
  2. Step 2: Convert to fraction form
    26,417.04/39,630.42 = 21,529.50/x
  3. Step 3: Cross multiply
    26,417.04x = 39,630.42 × 21,529.50
  4. Step 4: Simplify right side
    26,417.04x = 853,223,127.39
  5. Step 5: Solve for x
    x = 853,223,127.39/26,417.04
  6. Step 6: Final answer
    x = 32,298.21

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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.