Home / 39,312.78-58,907.63-15,607.52

Finding the Fourth Proportional to 39,312.78, 58,907.63 and 15,607.52

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Solution

The fourth proportional to 39,312.78, 58,907.63 and 15,607.52 is: 23,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312.78 : 58,907.63 = 15,607.52 : x
  2. Step 2: Convert to fraction form
    39,312.78/58,907.63 = 15,607.52/x
  3. Step 3: Cross multiply
    39,312.78x = 58,907.63 × 15,607.52
  4. Step 4: Simplify right side
    39,312.78x = 919,402,013.38
  5. Step 5: Solve for x
    x = 919,402,013.38/39,312.78
  6. Step 6: Final answer
    x = 23,386.85

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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.