Home / 42,009.93-63,014.91-10,842.75

Finding the Fourth Proportional to 42,009.93, 63,014.91 and 10,842.75

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Solution

The fourth proportional to 42,009.93, 63,014.91 and 10,842.75 is: 16,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009.93 : 63,014.91 = 10,842.75 : x
  2. Step 2: Convert to fraction form
    42,009.93/63,014.91 = 10,842.75/x
  3. Step 3: Cross multiply
    42,009.93x = 63,014.91 × 10,842.75
  4. Step 4: Simplify right side
    42,009.93x = 683,254,915.40
  5. Step 5: Solve for x
    x = 683,254,915.40/42,009.93
  6. Step 6: Final answer
    x = 16,264.13

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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.