Home / 14,130.72-19,501.95-9,030.93

Finding the Fourth Proportional to 14,130.72, 19,501.95 and 9,030.93

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Solution

The fourth proportional to 14,130.72, 19,501.95 and 9,030.93 is: 12,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.72 : 19,501.95 = 9,030.93 : x
  2. Step 2: Convert to fraction form
    14,130.72/19,501.95 = 9,030.93/x
  3. Step 3: Cross multiply
    14,130.72x = 19,501.95 × 9,030.93
  4. Step 4: Simplify right side
    14,130.72x = 176,120,745.31
  5. Step 5: Solve for x
    x = 176,120,745.31/14,130.72
  6. Step 6: Final answer
    x = 12,463.68

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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.