Home / 15,641.42-23,459.30-6,281.06

Finding the Fourth Proportional to 15,641.42, 23,459.30 and 6,281.06

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Solution

The fourth proportional to 15,641.42, 23,459.30 and 6,281.06 is: 9,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,641.42 : 23,459.30 = 6,281.06 : x
  2. Step 2: Convert to fraction form
    15,641.42/23,459.30 = 6,281.06/x
  3. Step 3: Cross multiply
    15,641.42x = 23,459.30 × 6,281.06
  4. Step 4: Simplify right side
    15,641.42x = 147,349,239.45
  5. Step 5: Solve for x
    x = 147,349,239.45/15,641.42
  6. Step 6: Final answer
    x = 9,420.45

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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.