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Finding the Fourth Proportional to 35,602.58, 53,407.53 and 13,434.62

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Solution

The fourth proportional to 35,602.58, 53,407.53 and 13,434.62 is: 20,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.58 : 53,407.53 = 13,434.62 : x
  2. Step 2: Convert to fraction form
    35,602.58/53,407.53 = 13,434.62/x
  3. Step 3: Cross multiply
    35,602.58x = 53,407.53 × 13,434.62
  4. Step 4: Simplify right side
    35,602.58x = 717,509,603.65
  5. Step 5: Solve for x
    x = 717,509,603.65/35,602.58
  6. Step 6: Final answer
    x = 20,153.30

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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.