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Finding the Fourth Proportional to 32,607.80, 48,915.30 and 10,417.40

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Solution

The fourth proportional to 32,607.80, 48,915.30 and 10,417.40 is: 15,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,607.80 : 48,915.30 = 10,417.40 : x
  2. Step 2: Convert to fraction form
    32,607.80/48,915.30 = 10,417.40/x
  3. Step 3: Cross multiply
    32,607.80x = 48,915.30 × 10,417.40
  4. Step 4: Simplify right side
    32,607.80x = 509,570,246.22
  5. Step 5: Solve for x
    x = 509,570,246.22/32,607.80
  6. Step 6: Final answer
    x = 15,627.25

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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.