Home / 30,459.65-42,032.36-17,032.01

Finding the Fourth Proportional to 30,459.65, 42,032.36 and 17,032.01

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Solution

The fourth proportional to 30,459.65, 42,032.36 and 17,032.01 is: 23,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,459.65 : 42,032.36 = 17,032.01 : x
  2. Step 2: Convert to fraction form
    30,459.65/42,032.36 = 17,032.01/x
  3. Step 3: Cross multiply
    30,459.65x = 42,032.36 × 17,032.01
  4. Step 4: Simplify right side
    30,459.65x = 715,895,408.26
  5. Step 5: Solve for x
    x = 715,895,408.26/30,459.65
  6. Step 6: Final answer
    x = 23,503.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.