Home / 48,038.69-66,294.51-30,134.45

Finding the Fourth Proportional to 48,038.69, 66,294.51 and 30,134.45

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Solution

The fourth proportional to 48,038.69, 66,294.51 and 30,134.45 is: 41,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,038.69 : 66,294.51 = 30,134.45 : x
  2. Step 2: Convert to fraction form
    48,038.69/66,294.51 = 30,134.45/x
  3. Step 3: Cross multiply
    48,038.69x = 66,294.51 × 30,134.45
  4. Step 4: Simplify right side
    48,038.69x = 1,997,748,596.87
  5. Step 5: Solve for x
    x = 1,997,748,596.87/48,038.69
  6. Step 6: Final answer
    x = 41,586.24

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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.