Home / 30,875.15-46,312.59-7,501.66

Finding the Fourth Proportional to 30,875.15, 46,312.59 and 7,501.66

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Solution

The fourth proportional to 30,875.15, 46,312.59 and 7,501.66 is: 11,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,875.15 : 46,312.59 = 7,501.66 : x
  2. Step 2: Convert to fraction form
    30,875.15/46,312.59 = 7,501.66/x
  3. Step 3: Cross multiply
    30,875.15x = 46,312.59 × 7,501.66
  4. Step 4: Simplify right side
    30,875.15x = 347,421,072.34
  5. Step 5: Solve for x
    x = 347,421,072.34/30,875.15
  6. Step 6: Final answer
    x = 11,252.45

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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.