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Finding the Fourth Proportional to 32,603.40, 48,888.36 and 15,938.28

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Solution

The fourth proportional to 32,603.40, 48,888.36 and 15,938.28 is: 23,899.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603.40 : 48,888.36 = 15,938.28 : x
  2. Step 2: Convert to fraction form
    32,603.40/48,888.36 = 15,938.28/x
  3. Step 3: Cross multiply
    32,603.40x = 48,888.36 × 15,938.28
  4. Step 4: Simplify right side
    32,603.40x = 779,196,370.42
  5. Step 5: Solve for x
    x = 779,196,370.42/32,603.40
  6. Step 6: Final answer
    x = 23,899.24

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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.