Home / 18,005.51-24,848.40-10,047.77

Finding the Fourth Proportional to 18,005.51, 24,848.40 and 10,047.77

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Solution

The fourth proportional to 18,005.51, 24,848.40 and 10,047.77 is: 13,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.51 : 24,848.40 = 10,047.77 : x
  2. Step 2: Convert to fraction form
    18,005.51/24,848.40 = 10,047.77/x
  3. Step 3: Cross multiply
    18,005.51x = 24,848.40 × 10,047.77
  4. Step 4: Simplify right side
    18,005.51x = 249,671,008.07
  5. Step 5: Solve for x
    x = 249,671,008.07/18,005.51
  6. Step 6: Final answer
    x = 13,866.37

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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.