Home / 14,035.16-21,041.70-7,011.55

Finding the Fourth Proportional to 14,035.16, 21,041.70 and 7,011.55

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Solution

The fourth proportional to 14,035.16, 21,041.70 and 7,011.55 is: 10,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.16 : 21,041.70 = 7,011.55 : x
  2. Step 2: Convert to fraction form
    14,035.16/21,041.70 = 7,011.55/x
  3. Step 3: Cross multiply
    14,035.16x = 21,041.70 × 7,011.55
  4. Step 4: Simplify right side
    14,035.16x = 147,534,931.64
  5. Step 5: Solve for x
    x = 147,534,931.64/14,035.16
  6. Step 6: Final answer
    x = 10,511.81

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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.